Fix GetGuidValue crash

src/strategy/Value.cpp

@@ -113,3 +113,27 @@ std::string const ObjectGuidListCalculatedValue::Format()
 
     return out.str();
 }
+
+Unit* UnitCalculatedValue::Get()
+{
+    if (checkInterval < 2) {
+        PerformanceMonitorOperation* pmo = sPerformanceMonitor->start(PERF_MON_VALUE, this->getName(), this->context ? &this->context->performanceStack : nullptr);
+        value = Calculate();
+        if (pmo)
+            pmo->finish();
+    } else {
+        time_t now = getMSTime();
+        if (!lastCheckTime || now - lastCheckTime >= checkInterval)
+        {
+            lastCheckTime = now;
+            PerformanceMonitorOperation* pmo = sPerformanceMonitor->start(PERF_MON_VALUE, this->getName(), this->context ? &this->context->performanceStack : nullptr);
+            value = Calculate();
+            if (pmo)
+                pmo->finish();
+        }
+    }
+    // Prevent crashing by InWorld check
+    if (value && value->IsInWorld())
+        return value;
+    return nullptr;
+}

src/strategy/Value.h

@@ -9,6 +9,7 @@
 #include "ObjectGuid.h"
 #include "PerformanceMonitor.h"
 #include "Timer.h"
+#include "Unit.h"
 
 #include <time.h>
 
@@ -257,6 +258,7 @@ class UnitCalculatedValue : public CalculatedValue<Unit*>
         UnitCalculatedValue(PlayerbotAI* botAI, std::string const name = "value", int32 checkInterval = 1);
 
         std::string const Format() override;
+        Unit* Get() override;
 };
 
 class CDPairCalculatedValue : public CalculatedValue<CreatureData const*>

src/strategy/triggers/CureTriggers.cpp

@@ -9,7 +9,7 @@
 bool NeedCureTrigger::IsActive()
 {
 	Unit* target = GetTarget();
-	return target && botAI->HasAuraToDispel(target, dispelType);
+	return target && target->IsInWorld() && botAI->HasAuraToDispel(target, dispelType);
 }
 
 Value<Unit*>* PartyMemberNeedCureTrigger::GetTargetValue()