Added more sc_data checks

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/branches/stable@413 54d463be-8e91-2dee-dedb-b68131a5f0ec

3 files changed, 125 insertions, 102 deletions

diff --git a/Changelog.txt b/Changelog.txt
index b7caeb230..22d450b73 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,4 +1,7 @@
 Date	Added
+11/29
+        * Added more sc_data checks in skill.c and pc.c [celest]
+
 11/28
 	* Fixed a crash in login_sql/login.c [MouseJstr]
 	* made common/socket.c more crash resistant [MouseJstr]
diff --git a/src/map/pc.c b/src/map/pc.c
index bbf40eae6..72fa48646 100644
--- a/src/map/pc.c
+++ b/src/map/pc.c
@@ -597,7 +597,7 @@ int pc_breakweapon(struct map_session_data *sd)
 		return -1;
 	if(sd->unbreakable>=rand()%100)
 		return 0;
-	if(sd->sc_data && sd->sc_data[SC_CP_WEAPON].timer != -1)
+	if(sd->sc_count && sd->sc_data[SC_CP_WEAPON].timer != -1)
 		return 0;
 
 	for(i=0;i<MAX_INVENTORY;i++){
@@ -629,7 +629,7 @@ int pc_breakarmor(struct map_session_data *sd)
 		return -1;
 	if(sd->unbreakable>=rand()%100)
 		return 0;
-	if(sd->sc_data && sd->sc_data[SC_CP_ARMOR].timer != -1)
+	if(sd->sc_count && sd->sc_data[SC_CP_ARMOR].timer != -1)
 		return 0;
 
 	for(i=0;i<MAX_INVENTORY;i++){
@@ -1469,7 +1469,7 @@ int pc_calcstatus(struct map_session_data* sd,int first)
 				skill_unitsetting(&sd->bl,GD_HAWKEYES,1,sd->bl.x,sd->bl.y,0);
 			}
 		}
-		else {
+		else if (sd->sc_count) {
 			if (sd->sc_data[SC_LEADERSHIP].timer != -1)
 				sd->paramb[0] += 2;
 			if (sd->sc_data[SC_GLORYWOUNDS].timer != -1)
@@ -1682,7 +1682,7 @@ int pc_calcstatus(struct map_session_data* sd,int first)
 	if(sd->hprate!=100)
 		sd->status.max_hp = sd->status.max_hp*sd->hprate/100;
 
-	if(sd->sc_data && sd->sc_data[SC_BERSERK].timer!=-1){	// バ?サ?ク
+	if(sd->sc_count && sd->sc_data[SC_BERSERK].timer!=-1){	// バ?サ?ク
 		sd->status.max_hp = sd->status.max_hp * 3;
 		// sd->status.hp = sd->status.hp * 3;
 		if(sd->status.max_hp > battle_config.max_hp) // removed negative max hp bug by Valaris
@@ -3599,9 +3599,11 @@ int pc_steal_item(struct map_session_data *sd,struct block_list *bl)
 		int i,skill,rate,itemid,flag, count;
 		struct mob_data *md;
 		md=(struct mob_data *)bl;
-		if(!md->state.steal_flag && mob_db[md->class].mexp <= 0 && !(mob_db[md->class].mode&0x20) && md->sc_data[SC_STONE].timer == -1 && md->sc_data[SC_FREEZE].timer == -1 &&
+		if(!md->state.steal_flag && mob_db[md->class].mexp <= 0 && !(mob_db[md->class].mode&0x20) &&
 			(!(md->class>1324 && md->class<1364))) // prevent stealing from treasure boxes [Valaris]
 		{
+			if (md->sc_data && (md->sc_data[SC_STONE].timer != -1 || md->sc_data[SC_FREEZE].timer != -1))
+				return 0;
 			skill = battle_config.skill_steal_type == 1
 				? (sd->paramc[4] - mob_db[md->class].dex)/2 + pc_checkskill(sd,TF_STEAL)*6 + 10
 				: sd->paramc[4] - mob_db[md->class].dex + pc_checkskill(sd,TF_STEAL)*3 + 10;
@@ -3659,7 +3661,9 @@ int pc_steal_coin(struct map_session_data *sd,struct block_list *bl)
 	if(sd != NULL && bl != NULL && bl->type == BL_MOB) {
 		int rate,skill;
 		struct mob_data *md=(struct mob_data *)bl;
-		if(md && !md->state.steal_coin_flag && md->sc_data && md->sc_data[SC_STONE].timer == -1 && md->sc_data[SC_FREEZE].timer == -1) {
+		if(md && !md->state.steal_coin_flag) {
+			if (md->sc_data && (md->sc_data[SC_STONE].timer != -1 || md->sc_data[SC_FREEZE].timer != -1))
+				return 0;
 			skill = pc_checkskill(sd,RG_STEALCOIN)*10;
 			rate = skill + (sd->status.base_level - mob_db[md->class].lv)*3 + sd->paramc[4]*2 + sd->paramc[5]*2;
 			if(rand()%1000 < rate) {
@@ -3711,18 +3715,21 @@ int pc_setpos(struct map_session_data *sd,char *mapname_org,int x,int y,int clrt
 		skill_gangsterparadise(sd,0);
 	}
 
-	if(sd->sc_data[SC_TRICKDEAD].timer != -1)
-		skill_status_change_end(&sd->bl, SC_TRICKDEAD, -1);
+	if (sd->sc_count) {
+		if(sd->sc_data[SC_TRICKDEAD].timer != -1)
+			skill_status_change_end(&sd->bl, SC_TRICKDEAD, -1);
+		if(sd->sc_data[SC_BLADESTOP].timer!=-1)
+			skill_status_change_end(&sd->bl,SC_BLADESTOP,-1);
+		if(sd->sc_data[SC_DANCING].timer!=-1) // clear dance effect when warping [Valaris]
+			skill_stop_dancing(&sd->bl,0);
+	}
+	
 	if(sd->status.option&2)
 		skill_status_change_end(&sd->bl, SC_HIDING, -1);
 	if(sd->status.option&4)
 		skill_status_change_end(&sd->bl, SC_CLOAKING, -1);
 	if(sd->status.option&16386)
 		skill_status_change_end(&sd->bl, SC_CHASEWALK, -1);
-	if(sd->sc_data[SC_BLADESTOP].timer!=-1)
-		skill_status_change_end(&sd->bl,SC_BLADESTOP,-1);
-	if(sd->sc_data[SC_DANCING].timer!=-1) // clear dance effect when warping [Valaris]
-		skill_stop_dancing(&sd->bl,0);
 
 	if(sd->status.pet_id > 0 && sd->pd && sd->pet.intimate > 0) {
 		pet_stopattack(sd->pd);
@@ -4281,9 +4288,7 @@ int pc_checkskill(struct map_session_data *sd,int skill_id)
 int pc_checkallowskill(struct map_session_data *sd)
 {
 	nullpo_retr(0, sd);
-
-	if( sd->sc_data == NULL )
-		return 0;
+	nullpo_retr(0, sd->sc_data);
 
 	if(!(skill_get_weapontype(KN_TWOHANDQUICKEN)&(1<<sd->status.weapon)) && sd->sc_data[SC_TWOHANDQUICKEN].timer!=-1) {	// 2HQ
 		skill_status_change_end(&sd->bl,SC_TWOHANDQUICKEN,-1);	// 2HQを解除
@@ -4452,10 +4457,12 @@ int pc_attack_timer(int tid,unsigned int tick,int id,int data)
 	if( sd->opt1>0 || sd->status.option&2 || sd->status.option&16384)	// 異常などで攻?できない
 		return 0;
 
-	if(sd->sc_data[SC_AUTOCOUNTER].timer != -1)
-		return 0;
-	if(sd->sc_data[SC_BLADESTOP].timer != -1)
-		return 0;
+	if (sd->sc_count) {
+		if(sd->sc_data[SC_AUTOCOUNTER].timer != -1)
+			return 0;
+		if(sd->sc_data[SC_BLADESTOP].timer != -1)
+			return 0;
+	}	
 
 	//if((opt = battle_get_option(bl)) != NULL && *opt&0x46)
 	if((opt = battle_get_option(bl)) != NULL && *opt&0x42)
@@ -5749,7 +5756,7 @@ int pc_heal(struct map_session_data *sd,int hp,int sp)
 			sp = 0;
 	}
 
-	if(sd->sc_data && sd->sc_data[SC_BERSERK].timer!=-1) //バ?サ?ク中は回復させないらしい
+	if(sd->sc_count && sd->sc_data[SC_BERSERK].timer!=-1) //バ?サ?ク中は回復させないらしい
 		return 0;
 
 	if(hp+sd->status.hp>sd->status.max_hp)
@@ -5790,7 +5797,7 @@ int pc_itemheal(struct map_session_data *sd,int hp,int sp)
 
 	nullpo_retr(0, sd);
 
-	if(sd->sc_data && sd->sc_data[SC_GOSPEL].timer!=-1) //バ?サ?ク中は回復させないらしい
+	if(sd->sc_count && sd->sc_data[SC_GOSPEL].timer!=-1) //バ?サ?ク中は回復させないらしい
 		return 0;
 
 	if(sd->state.potionpitcher_flag) {
@@ -6579,7 +6586,7 @@ int pc_equipitem(struct map_session_data *sd,int n,int pos)
 
 // -- moonsoul (if player is berserk then cannot equip)
 //
-	if(sd->sc_data[SC_BERSERK].timer!=-1){
+	if(sd->sc_count && sd->sc_data[SC_BERSERK].timer!=-1){
 		clif_equipitemack(sd,n,0,0);	// fail
 		return 0;
 	}
@@ -6691,14 +6698,16 @@ int pc_equipitem(struct map_session_data *sd,int n,int pos)
 			skill_status_change_start(&sd->bl,SC_ENDURE,10,1,0,0,0,0);
 	}
 	else {
-		if(sd->sc_data[SC_ENDURE].timer != -1 && sd->sc_data[SC_ENDURE].val2)
+		if(sd->sc_count && sd->sc_data[SC_ENDURE].timer != -1 && sd->sc_data[SC_ENDURE].val2)
 			skill_status_change_end(&sd->bl,SC_ENDURE,-1);
 	}
 
-	if(sd->sc_data[SC_SIGNUMCRUCIS].timer != -1 && !battle_check_undead(7,sd->def_ele))
-		skill_status_change_end(&sd->bl,SC_SIGNUMCRUCIS,-1);
-	if(sd->sc_data[SC_DANCING].timer!=-1 && (sd->status.weapon != 13 && sd->status.weapon !=14))
-		skill_stop_dancing(&sd->bl,0);
+	if(sd->sc_count) {
+		if (sd->sc_data[SC_SIGNUMCRUCIS].timer != -1 && !battle_check_undead(7,sd->def_ele))
+			skill_status_change_end(&sd->bl,SC_SIGNUMCRUCIS,-1);
+		if(sd->sc_data[SC_DANCING].timer!=-1 && (sd->status.weapon != 13 && sd->status.weapon !=14))
+			skill_stop_dancing(&sd->bl,0);
+	}
 
 	return 0;
 }
@@ -6713,7 +6722,7 @@ int pc_unequipitem(struct map_session_data *sd,int n,int type, int flag)
 
 // -- moonsoul	(if player is berserk then cannot unequip)
 //
-	if(!flag && sd->sc_data[SC_BERSERK].timer!=-1){
+	if(!flag && sd->sc_count && sd->sc_data[SC_BERSERK].timer!=-1){
 		clif_unequipitemack(sd,n,0,0);
 		return 0;
 	}
@@ -6752,8 +6761,8 @@ int pc_unequipitem(struct map_session_data *sd,int n,int type, int flag)
 		if(sd->status.inventory[n].equip & 0x0040)
 			clif_changelook(&sd->bl,LOOK_SHOES,0);
 
-		if(sd->sc_data[SC_BROKNWEAPON].timer != -1 && sd->status.inventory[n].equip & 0x0002 &&
-		sd->status.inventory[i].attribute==1)
+		if(sd->sc_count && sd->sc_data[SC_BROKNWEAPON].timer != -1 && sd->status.inventory[n].equip & 0x0002 &&
+			sd->status.inventory[i].attribute==1)
 			skill_status_change_end(&sd->bl,SC_BROKNWEAPON,-1);
 
 		clif_unequipitemack(sd,n,sd->status.inventory[n].equip,1);
@@ -6767,7 +6776,7 @@ int pc_unequipitem(struct map_session_data *sd,int n,int type, int flag)
 	}
 	if(!type) {
 		pc_calcstatus(sd,0);
-		if(sd->sc_data[SC_SIGNUMCRUCIS].timer != -1 && !battle_check_undead(7,sd->def_ele))
+		if(sd->sc_count && sd->sc_data[SC_SIGNUMCRUCIS].timer != -1 && !battle_check_undead(7,sd->def_ele))
 			skill_status_change_end(&sd->bl,SC_SIGNUMCRUCIS,-1);
 	}
 
@@ -7098,7 +7107,7 @@ static int pc_natural_heal_hp(struct map_session_data *sd)
 
 	nullpo_retr(0, sd);
 
-	if (sd->sc_data[SC_TRICKDEAD].timer != -1)		// Modified by RoVeRT
+	if (sd->sc_count && sd->sc_data[SC_TRICKDEAD].timer != -1)		// Modified by RoVeRT
 		return 0;
 
 	if(pc_checkoverhp(sd)) {
@@ -7111,11 +7120,11 @@ static int pc_natural_heal_hp(struct map_session_data *sd)
 
 	if(sd->walktimer == -1) {
 		inc_num = pc_hpheal(sd);
-		if( sd->sc_data[SC_TENSIONRELAX].timer!=-1 ){	// テンションリラックス
+		if(sd->sc_data[SC_TENSIONRELAX].timer!=-1 ){	// テンションリラックス
 			sd->hp_sub += 2*inc_num;
 			sd->inchealhptick += 3*natural_heal_diff_tick;
-		}else{
-		sd->hp_sub += inc_num;
+		} else {
+			sd->hp_sub += inc_num;
 			sd->inchealhptick += natural_heal_diff_tick;
 		}
 	}
@@ -7168,7 +7177,7 @@ static int pc_natural_heal_hp(struct map_session_data *sd)
 
 	return 0;
 
-	if(sd->sc_data[SC_APPLEIDUN].timer!=-1) { // Apple of Idun
+	if(sd->sc_count && sd->sc_data[SC_APPLEIDUN].timer!=-1) { // Apple of Idun
 		if(sd->inchealhptick >= 6000 && sd->status.hp < sd->status.max_hp) {
 			bonus = skill*20;
 			while(sd->inchealhptick >= 6000) {
@@ -7196,8 +7205,8 @@ static int pc_natural_heal_sp(struct map_session_data *sd)
 
 	nullpo_retr(0, sd);
 
-	if (sd->sc_data[SC_TRICKDEAD].timer != -1 ||	// Modified by RoVeRT
-		sd->sc_data[SC_BERSERK].timer != -1)
+	if (sd->sc_count && (sd->sc_data[SC_TRICKDEAD].timer != -1 ||	// Modified by RoVeRT
+		sd->sc_data[SC_BERSERK].timer != -1))
 		return 0;
 
 	if(pc_checkoversp(sd)) {
@@ -7208,7 +7217,7 @@ static int pc_natural_heal_sp(struct map_session_data *sd)
 	bsp=sd->status.sp;
 
 	inc_num = pc_spheal(sd);
-	if(sd->sc_data[SC_EXPLOSIONSPIRITS].timer == -1)
+	if(sd->sc_count && sd->sc_data[SC_EXPLOSIONSPIRITS].timer == -1)
 		sd->sp_sub += inc_num;
 	if(sd->walktimer == -1)
 		sd->inchealsptick += natural_heal_diff_tick;
@@ -7562,7 +7571,7 @@ int map_night_timer(int tid, unsigned int tick, int id, int data) { // by [yor]
 void pc_setstand(struct map_session_data *sd){
 	nullpo_retv(sd);
 
-	if(sd->sc_data && sd->sc_data[SC_TENSIONRELAX].timer!=-1)
+	if(sd->sc_count && sd->sc_data[SC_TENSIONRELAX].timer!=-1)
 		skill_status_change_end(&sd->bl,SC_TENSIONRELAX,-1);
 
 	sd->state.dead_sit = 0;
diff --git a/src/map/skill.c b/src/map/skill.c
index dc708c906..30b17f3e3 100644
--- a/src/map/skill.c
+++ b/src/map/skill.c
@@ -1142,7 +1142,7 @@ int skill_additional_effect( struct block_list* src, struct block_list *bl,int s
 			struct status_change *sc_data = battle_get_sc_data(bl);
 			if(sc_data) {
 				sc_data[SC_FREEZE].val3++;
-				if(sc_data[SC_FREEZE].val3 >= 3)
+				if(sc_data[SC_FREEZE].val3 >= 3 && rand()%100 < skilllv*sc_def_mdef/100)
 					skill_status_change_start(bl,SC_FREEZE,skilllv,0,0,0,skill_get_time2(skillid,skilllv),0);
 			}
 		}
@@ -2331,7 +2331,7 @@ int skill_castend_damage_id( struct block_list* src, struct block_list *bl,int s
 		{
 			struct status_change *sc_data = battle_get_sc_data(src);
 			skill_attack(BF_WEAPON,src,src,bl,skillid,skilllv,tick,flag);
-			if(sc_data[SC_BLADESTOP].timer != -1)
+			if(sc_data && sc_data[SC_BLADESTOP].timer != -1)
 				skill_status_change_end(src,SC_BLADESTOP,-1);
 		}
 		break;
@@ -4988,7 +4988,7 @@ int skill_castend_map( struct map_session_data *sd,int skill_num, const char *ma
 	if( sd->opt1>0 || sd->status.option&2 )
 		return 0;
 	//スキルが使えない?態異常中
-	if(sd->sc_data){
+	if(sd->sc_count){
 		if( sd->sc_data[SC_DIVINA].timer!=-1 ||
 			sd->sc_data[SC_ROKISWEIL].timer!=-1 ||
 			sd->sc_data[SC_AUTOCOUNTER].timer != -1 ||
@@ -5773,12 +5773,14 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 			struct skill_unit *unit2;
 			struct status_change *sc_data=battle_get_sc_data(bl);
 			int type=SC_PNEUMA;
-			if(sc_data && sc_data[type].timer==-1)
-				skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
-			else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
-				if(DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+			if(sc_data) {
+				if (sc_data[type].timer==-1)
 					skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
-				ts->tick-=sg->interval;
+				else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
+					if(DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+						skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
+					ts->tick-=sg->interval;
+				}
 			}
 		}
 		break;
@@ -5787,12 +5789,14 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 			struct skill_unit *unit2;
 			struct status_change *sc_data=battle_get_sc_data(bl);
 			int type=SC_SAFETYWALL;
-			if(sc_data && sc_data[type].timer==-1)
-				skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
-			else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
-				if(sg->val1 < unit2->group->val1 )
+			if(sc_data) {
+				if (sc_data[type].timer==-1)
 					skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
-				ts->tick-=sg->interval;
+				else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
+					if(sg->val1 < unit2->group->val1 )
+						skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,0,0);
+					ts->tick-=sg->interval;
+				}
 			}
 		}
 		break;
@@ -5909,10 +5913,11 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 
 	case 0x8e:	/* クァグマイア */
 		{
-			int type=SkillStatusChangeTable[sg->skill_id];
+			struct status_change *sc_data=battle_get_sc_data(bl);
+			int type=SkillStatusChangeTable[sg->skill_id];			
 			if( bl->type==BL_PC && ((struct map_session_data *)bl)->special_state.no_magic_damage )
 				break;
-			if( battle_get_sc_data(bl)[type].timer==-1 )
+			if(sc_data && sc_data[type].timer==-1)
 				skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,skill_get_time2(sg->skill_id,sg->skill_lv),0);
 		}
 		break;
@@ -5920,7 +5925,7 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 		{
 			struct status_change *sc_data=battle_get_sc_data(bl);
 			int type=SkillStatusChangeTable[sg->skill_id];
-			if( sc_data && sc_data[type].timer==-1 )
+			if(sc_data && sc_data[type].timer==-1 )
 				skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,skill_get_time2(sg->skill_id,sg->skill_lv),0);
 		}
 		break;
@@ -5931,12 +5936,14 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 			struct skill_unit *unit2;
 			struct status_change *sc_data=battle_get_sc_data(bl);
 			int type=SkillStatusChangeTable[sg->skill_id];
-			if(sc_data && sc_data[type].timer==-1)
-				skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,skill_get_time2(sg->skill_id,sg->skill_lv),0);
-			else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
-				if( DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+			if(sc_data) {
+				if (sc_data[type].timer==-1)
 					skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,skill_get_time2(sg->skill_id,sg->skill_lv),0);
-				ts->tick-=sg->interval;
+				else if((unit2=(struct skill_unit *)sc_data[type].val2) && unit2 != src ){
+					if( DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+						skill_status_change_start(bl,type,sg->skill_lv,(int)src,0,0,skill_get_time2(sg->skill_id,sg->skill_lv),0);
+					ts->tick-=sg->interval;
+				}
 			}
 		} break;
 
@@ -5985,14 +5992,16 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 			int type=SkillStatusChangeTable[sg->skill_id];
 			if(sg->src_id == bl->id)
 				break;
-			if( sc_data && sc_data[type].timer==-1)
-				skill_status_change_start(bl,type,sg->skill_lv,(sg->val1)>>16,(sg->val1)&0xffff,
-					(int)src,skill_get_time2(sg->skill_id,sg->skill_lv),0);
-			else if((unit2=(struct skill_unit *)sc_data[type].val4) && unit2 != src ){
-				if( DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+			if(sc_data) {
+				if (sc_data[type].timer==-1)
 					skill_status_change_start(bl,type,sg->skill_lv,(sg->val1)>>16,(sg->val1)&0xffff,
 						(int)src,skill_get_time2(sg->skill_id,sg->skill_lv),0);
-				ts->tick-=sg->interval;
+				else if((unit2=(struct skill_unit *)sc_data[type].val4) && unit2 != src ){
+					if( DIFF_TICK(sg->tick,unit2->group->tick)>0 )
+						skill_status_change_start(bl,type,sg->skill_lv,(sg->val1)>>16,(sg->val1)&0xffff,
+							(int)src,skill_get_time2(sg->skill_id,sg->skill_lv),0);
+					ts->tick-=sg->interval;
+				}
 			}
 		} break;
 
@@ -6769,7 +6778,7 @@ int skill_check_condition(struct map_session_data *sd,int type)
 		clif_skill_fail(sd,sd->skillid,0,0);
 		return 0;
 	}
-	if(sd->sc_data){
+	if(sd->sc_count){
 		if( sd->sc_data[SC_DIVINA].timer!=-1 ||
 			sd->sc_data[SC_ROKISWEIL].timer!=-1 ||
 			(sd->sc_data[SC_AUTOCOUNTER].timer != -1 && sd->skillid != KN_AUTOCOUNTER) ||
@@ -7154,14 +7163,16 @@ int skill_castfix( struct block_list *bl, int time )
 	}
 
 	/* サフラギウム */
-	if(sc_data && sc_data[SC_SUFFRAGIUM].timer!=-1 ){
-		time=time*(100-sc_data[SC_SUFFRAGIUM].val1*15)/100;
-		skill_status_change_end( bl, SC_SUFFRAGIUM, -1);
+	if(sc_data) {
+		if ( sc_data[SC_SUFFRAGIUM].timer!=-1 ){
+			time=time*(100-sc_data[SC_SUFFRAGIUM].val1*15)/100;
+			skill_status_change_end( bl, SC_SUFFRAGIUM, -1);
+		}
+		/* ブラギの詩 */
+		if( sc_data[SC_POEMBRAGI].timer!=-1 )
+			time=time*(100-(sc_data[SC_POEMBRAGI].val1*3+sc_data[SC_POEMBRAGI].val2
+					+(sc_data[SC_POEMBRAGI].val3>>16)))/100;
 	}
-	/* ブラギの詩 */
-	if(sc_data && sc_data[SC_POEMBRAGI].timer!=-1 )
-		time=time*(100-(sc_data[SC_POEMBRAGI].val1*3+sc_data[SC_POEMBRAGI].val2
-				+(sc_data[SC_POEMBRAGI].val3>>16)))/100;
 
 	return (time>0)?time:0;
 }
@@ -7226,7 +7237,7 @@ int skill_use_id( struct map_session_data *sd, int target_id,
 	/* 沈?や異常（ただし、グリムなどの判定をする） */
 	if( sd->opt1>0 )
 		return 0;
-	if(sd->sc_data){
+	if(sc_data){
 		if(sc_data[SC_CHASEWALK].timer != -1) return 0;
 		if(sc_data[SC_VOLCANO].timer != -1){
 			if(skill_num==WZ_ICEWALL) return 0;
@@ -7234,12 +7245,12 @@ int skill_use_id( struct map_session_data *sd, int target_id,
 		if(sc_data[SC_ROKISWEIL].timer!=-1){
 			if(skill_num==BD_ADAPTATION) return 0;
 		}
-		if( sd->sc_data[SC_DIVINA].timer!=-1 ||
-			sd->sc_data[SC_ROKISWEIL].timer!=-1 ||
-			(sd->sc_data[SC_AUTOCOUNTER].timer != -1 && sd->skillid != KN_AUTOCOUNTER) ||
-			sd->sc_data[SC_STEELBODY].timer != -1 ||
-			sd->sc_data[SC_BERSERK].timer != -1  ||
-			(sd->sc_data[SC_MARIONETTE].timer != -1 && sd->skillid != CG_MARIONETTE)){
+		if(sc_data[SC_DIVINA].timer!=-1 ||
+			sc_data[SC_ROKISWEIL].timer!=-1 ||
+			(sc_data[SC_AUTOCOUNTER].timer != -1 && sd->skillid != KN_AUTOCOUNTER) ||
+			sc_data[SC_STEELBODY].timer != -1 ||
+			sc_data[SC_BERSERK].timer != -1  ||
+			(sc_data[SC_MARIONETTE].timer != -1 && sd->skillid != CG_MARIONETTE)){
 			return 0;	/* ?態異常や沈?など */
 		}
 
@@ -7253,8 +7264,8 @@ int skill_use_id( struct map_session_data *sd, int target_id,
 			if(lv==5 && skill_num!=MO_FINGEROFFENSIVE && skill_num!=MO_INVESTIGATE && skill_num!=MO_CHAINCOMBO && skill_num!=MO_EXTREMITYFIST) return 0;
 		}
 
-		if (sd->sc_data[SC_BLOCKSKILL].timer!=-1)
-			if (skill_num == sd->sc_data[SC_BLOCKSKILL].val3)
+		if (sc_data[SC_BLOCKSKILL].timer!=-1)
+			if (skill_num == sc_data[SC_BLOCKSKILL].val3)
 				return 0;
 
 		if (sc_data[SC_BASILICA].timer != -1) { // Disallow all other skills in Basilica [celest]
@@ -7270,7 +7281,17 @@ int skill_use_id( struct map_session_data *sd, int target_id,
 				else
 					return 0;
 			}
-		}		
+		}
+		/* 演奏/ダンス中 */
+		if(sc_data[SC_DANCING].timer!=-1 ){
+	//		if(battle_config.pc_skill_log)
+	//			printf("dancing! %d\n",skill_num);
+			if( sc_data[SC_DANCING].val4 && skill_num!=BD_ADAPTATION ) //合奏中はアドリブ以外不可
+				return 0;
+			if(skill_num!=BD_ADAPTATION && skill_num!=BA_MUSICALSTRIKE && skill_num!=DC_THROWARROW){
+				return 0;
+			}
+		}
 	}
 
 	if(sd->status.option&4 && skill_num==TF_HIDING)
@@ -7291,18 +7312,7 @@ int skill_use_id( struct map_session_data *sd, int target_id,
 		case ST_CHASEWALK:
 		return 0;
 		}
-	}*/
-
-	/* 演奏/ダンス中 */
-	if( sc_data && sc_data[SC_DANCING].timer!=-1 ){
-//		if(battle_config.pc_skill_log)
-//			printf("dancing! %d\n",skill_num);
-		if( sc_data[SC_DANCING].val4 && skill_num!=BD_ADAPTATION ) //合奏中はアドリブ以外不可
-			return 0;
-		if(skill_num!=BD_ADAPTATION && skill_num!=BA_MUSICALSTRIKE && skill_num!=DC_THROWARROW){
-			return 0;
-		}
-	}
+	}*/	
 
 	if(skill_get_inf2(skill_num)&0x200 && sd->bl.id == target_id)
 		return 0;
@@ -7573,10 +7583,10 @@ int skill_use_pos( struct map_session_data *sd,
 			sc_data[SC_STEELBODY].timer != -1 ||
 			sc_data[SC_DANCING].timer!=-1 ||
 			sc_data[SC_BERSERK].timer != -1  ||
-			sd->sc_data[SC_MARIONETTE].timer != -1)
+			sc_data[SC_MARIONETTE].timer != -1)
 			return 0;	/* ?態異常や沈?など */
 
-		if (sd->sc_data[SC_BLOCKSKILL].timer!=-1)
+		if (sc_data[SC_BLOCKSKILL].timer!=-1)
 			if (skill_num == sd->sc_data[SC_BLOCKSKILL].val3)
 				return 0;
 
@@ -8333,7 +8343,8 @@ int skill_status_change_timer_sub(struct block_list *bl, va_list ap )
 			skill_status_change_end( bl, SC_CLOAKING, -1);
 			if(battle_check_target( src,bl, BCT_ENEMY ) > 0) {
 				struct status_change *sc_data = battle_get_sc_data(bl);
-				skill_attack(BF_MAGIC,src,src,bl,AL_RUWACH,sc_data[type].val1,tick,0);
+				if (sc_data)
+					skill_attack(BF_MAGIC,src,src,bl,AL_RUWACH,sc_data[type].val1,tick,0);
 			}
 		}
 		break;
@@ -10071,9 +10082,9 @@ void skill_stop_dancing(struct block_list *src, int flag)
 	struct skill_unit_group* group;
 
 	nullpo_retv(src);
+	nullpo_retv(sc_data = battle_get_sc_data(src));
 
-	sc_data=battle_get_sc_data(src);
-	if(sc_data && sc_data[SC_DANCING].timer != -1) {
+	if(sc_data[SC_DANCING].timer != -1) {
 		group=(struct skill_unit_group *)sc_data[SC_DANCING].val2; //ダンスのスキルユニットIDはval2に入ってる
 		if(group && src->type==BL_PC && sc_data && sc_data[SC_DANCING].val4){ //合奏中?
 			struct map_session_data* dsd=map_id2sd(sc_data[SC_DANCING].val4); //相方のsd取得