diff --git a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CompleteMediaTask.kt b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CompleteMediaTask.kt
index 969b6321..5638ff2f 100644
--- a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CompleteMediaTask.kt
+++ b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CompleteMediaTask.kt
@@ -5,6 +5,7 @@ import mu.KotlinLogging
 import no.iktdev.mediaprocessing.coordinator.EventCoordinator
 import no.iktdev.mediaprocessing.coordinator.TaskCreator
 import no.iktdev.mediaprocessing.coordinator.mapping.ProcessMapping
+import no.iktdev.mediaprocessing.coordinator.utils.isAwaitingPrecondition
 import no.iktdev.mediaprocessing.coordinator.utils.isAwaitingTask
 import no.iktdev.mediaprocessing.shared.common.lastOrSuccessOf
 import no.iktdev.mediaprocessing.shared.common.persistance.PersistentMessage
@@ -80,12 +81,20 @@ class CompleteMediaTask(@Autowired override var coordinator: EventCoordinator) :
             }
         }
 
+        val isWaitingForPrecondition = isAwaitingPrecondition(taskEvents, events)
+        if (isWaitingForPrecondition) {
+            log.info { "Waiting for preconditions" }
+            return null
+        }
+
 
         val isWaiting = taskEvents.map {
             isAwaitingTask(it, events)
         }.any { it }
 
 
+
+
         //val mapper = ProcessMapping(events)
 
 
diff --git a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CreateConvertWorkTask.kt b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CreateConvertWorkTask.kt
index 9d1a6d42..53da4adc 100644
--- a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CreateConvertWorkTask.kt
+++ b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/tasks/event/CreateConvertWorkTask.kt
@@ -15,6 +15,7 @@ import no.iktdev.mediaprocessing.shared.contract.dto.StartOperationEvents
 import no.iktdev.mediaprocessing.shared.contract.dto.isOnly
 import no.iktdev.mediaprocessing.shared.kafka.core.KafkaEvents
 import no.iktdev.mediaprocessing.shared.kafka.dto.MessageDataWrapper
+import no.iktdev.mediaprocessing.shared.kafka.dto.SimpleMessageData
 import no.iktdev.mediaprocessing.shared.kafka.dto.Status
 import no.iktdev.mediaprocessing.shared.kafka.dto.az
 import no.iktdev.mediaprocessing.shared.kafka.dto.events_result.ConvertWorkerRequest
@@ -38,6 +39,10 @@ class CreateConvertWorkTask(@Autowired override var coordinator: EventCoordinato
         super.onProcessEventsAccepted(event, events)
         val startedEventData = events.lastOf(KafkaEvents.EventMediaProcessStarted)?.data?.az<MediaProcessStarted>()
 
+        if (event.event == KafkaEvents.EventWorkExtractPerformed && !event.isSuccess()) {
+            return SimpleMessageData(status = Status.SKIPPED, "Extract failed, skipping..", derivedFromEventId = event.eventId)
+        }
+
         val result = if (event.isOfEvent(KafkaEvents.EventMediaProcessStarted) &&
             event.data.az<MediaProcessStarted>()?.operations?.isOnly(StartOperationEvents.CONVERT) == true
         ) {
diff --git a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/utils/TasksUtil.kt b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/utils/TasksUtil.kt
index 4805c9d1..80d7c591 100644
--- a/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/utils/TasksUtil.kt
+++ b/apps/coordinator/src/main/kotlin/no/iktdev/mediaprocessing/coordinator/utils/TasksUtil.kt
@@ -4,9 +4,49 @@ import no.iktdev.mediaprocessing.shared.common.persistance.PersistentMessage
 import no.iktdev.mediaprocessing.shared.common.persistance.PersistentMessageHelper
 import no.iktdev.mediaprocessing.shared.common.persistance.isOfEvent
 import no.iktdev.mediaprocessing.shared.common.persistance.isSuccess
+import no.iktdev.mediaprocessing.shared.common.task.Task
 import no.iktdev.mediaprocessing.shared.common.task.TaskType
 import no.iktdev.mediaprocessing.shared.kafka.core.KafkaEvents
 
+
+fun isAwaitingPrecondition(tasks: List<TaskType>, events: List<PersistentMessage>): Boolean {
+    if (tasks.contains(TaskType.Encode)) {
+        if (events.lastOrNull { it.isOfEvent(
+                KafkaEvents.EventMediaParameterEncodeCreated
+            ) } == null) {
+            return true
+        }
+    }
+
+    if (tasks.contains(TaskType.Convert) && !tasks.contains(TaskType.Extract)) {
+        if (events.lastOrNull { it.isOfEvent(
+                KafkaEvents.EventWorkConvertCreated
+            ) } == null) {
+            return true
+        }
+    }
+
+    if (tasks.contains(TaskType.Extract)) {
+        if (events.lastOrNull { it.isOfEvent(
+                KafkaEvents.EventMediaParameterExtractCreated
+            ) } == null) {
+            return true
+        }
+    }
+
+    if (tasks.contains(TaskType.Convert)) {
+        if (events.lastOrNull { it.isOfEvent(
+                KafkaEvents.EventMediaParameterExtractCreated
+            ) } == null) {
+            return true
+        }
+    }
+
+
+    return false
+}
+
+
 fun isAwaitingTask(task: TaskType, events: List<PersistentMessage>): Boolean {
     return when (task) {
         TaskType.Encode -> {
@@ -46,16 +86,14 @@ fun isAwaitingTask(task: TaskType, events: List<PersistentMessage>): Boolean {
             trailingEvents.filter { it.isOfEvent(taskCreatedEvent) }.size != trailingEvents.filter { it.isOfEvent(taskCreatedEvent) }.size
         }
         TaskType.Convert -> {
-            val argumentEvent = KafkaEvents.EventMediaParameterConvertCreated
             val taskCreatedEvent = KafkaEvents.EventWorkConvertCreated
             val taskCompletedEvent = KafkaEvents.EventWorkConvertPerformed
 
-            val argument = events.findLast { it.event == argumentEvent } ?: return true
+            val argument = events.findLast { it.event == taskCreatedEvent } ?: return true
             if (!argument.isSuccess()) return false
 
             val trailingEvents = PersistentMessageHelper(events).getEventsRelatedTo(argument.eventId).filter {
                 it.event in listOf(
-                    argumentEvent,
                     taskCreatedEvent,
                     taskCompletedEvent
                 )