Flow price: --
7082c77ab8ca0addeb3b611cb22c064c9e011e135b787166e6e41b0e563e3e17

Transaction

Hash: 7082c77ab8ca0addeb3b611cb22c064c9e011e135b787166e6e41b0e563e3e17
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7082c77ab8ca0addeb3b611cb22c064c9e011e135b787166e6e41b0e563e3e17:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7082c77ab8ca0addeb3b611cb22c064c9e011e135b787166e6e41b0e563e3e17
Status:
ERROR
Block height:
39925126
Block id:
09f8bad6b6dd0e148be2668dcd806b4fa88bb5455a62300de321a45a78782bb9
Timestamp:
Saturday 29 October 2022 at 11:50:41 UTC
()
Proposer:
Authorizers:
Gas used:
50