Flow price: --
ab89599180a4eba654bdaa987ed848f35010449d8f1bcb8c32402a63708c6c22

Transaction

Hash: ab89599180a4eba654bdaa987ed848f35010449d8f1bcb8c32402a63708c6c22
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ab89599180a4eba654bdaa987ed848f35010449d8f1bcb8c32402a63708c6c22:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ab89599180a4eba654bdaa987ed848f35010449d8f1bcb8c32402a63708c6c22
Status:
ERROR
Block height:
39735525
Block id:
be82cf72d8851d576004084ca2c91f5c62df72a4911d270c0311a6f4b8244438
Timestamp:
Wednesday 26 October 2022 at 07:37:19 UTC
()
Proposer:
Authorizers:
Gas used:
47