Facing error while running Anchor Rust test cases

Hi Everyone … i am using Anchor to create a Solana Blog DApp … i am facing Error: failed to send transaction: Transaction simulation failed: Error processing Instruction 0: custom program error: 0x0 error while running the test cases…

Can anybody help to sort it out…
Thank you

hi :slight_smile:
did you manage to solve it?
i’m facing the same error…