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Tarun Kumar MohantyTarun Kumar Mohanty 

Not a valid override for action View.

Hi I m trying to deploy in sandbox but got following error 

Error: Course_Translation_Record_Page does not exist or is not a valid override for action View.

please help me out.
thanks
SwethaSwetha (Salesforce Developers) 
HI Tarun,
Can you try the approach mentioned in https://salesforce.stackexchange.com/questions/53418/myvisualforcepage-does-not-exist-or-is-not-a-valid-override-for-action-view-d

If this information helps, please mark the answer as best. Thank you
Tarun Kumar MohantyTarun Kumar Mohanty
I foud the actual error , thank you Swetha
 
Joany ReichertJoany Reichert
This issue that occurs is when a change happens to the ActionOverride with the new Visualforce page in a package. This new Visualforce is references an Apex Class which has a newly custom field of this object.
In this scenario, in the deployment phase there is a Visualforce page error with "XXXX" does not exist or is not a valid override for action XXXX."
Because, the process does not deploy a custom field, the dependency Apex Class cannot be compiled and the transaction is reverted.

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