Unable to fix 'The object cannot be deleted because it was not found in the ObjectStateManager.'
97885
The object cannot be deleted because it was not found in the ObjectStateManager
149372
How do I delete an object?
37988
System.NullPointerException: Attempt to de-reference a null object:
11458
NullReferenceException in Unity
3624
Apex errors with Custom button to add existing records on a custom object
23317
How do I fix a NoSuchMethodError?
22924
How to debug EntityMalformedException?
153139
"The Controls collection cannot be modified because the control contains code blocks"
91920
How to delete object from combobox?
112088
Deleting unwanted New objects in the "add Object" menu
86736
"detached entity passed to persist error" with JPA/EJB code
71407
What to do on TransactionTooLargeException
55040
Why Session object destruction failed
50046
java : non-static variable cannot be referenced from a static context Error
289
What is a NullReferenceException, and how do I fix it?
46944
Null pointer Exception - findViewById()
70532
NullReferenceException after POST