Flow price: --
1a2d8955c8e19f424a871704b1ce292eae42e3de9b840f1dc36ad6c0ffc440ad

Transaction

Hash: 1a2d8955c8e19f424a871704b1ce292eae42e3de9b840f1dc36ad6c0ffc440ad
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a2d8955c8e19f424a871704b1ce292eae42e3de9b840f1dc36ad6c0ffc440ad: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:
1a2d8955c8e19f424a871704b1ce292eae42e3de9b840f1dc36ad6c0ffc440ad
Status:
ERROR
Block height:
40168629
Block id:
b8da3bbdcae72f36642ba19b6d57ca607bc4702bb630c013ba789577bea9524e
Timestamp:
Wednesday 2 November 2022 at 13:47:11 UTC
()
Proposer:
Authorizers:
Gas used:
50