gta 5 error downloading on demand for 360 arcade

please help.i'm new to xbox live.i have just bought and downloaded gta 5. the game itself downloaded 100% but before it would let me play an alert message appeared saying that some files were missing or corrupted and that it would finish downloading.so far it's been 3 hours.please tell me what i should do.i hope i haven't blown 40 bucks.

 

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Last updated July 4, 2018 Views 4 Applies to: