Flow price: --
41f8a9779e8eb5ef6823bc0c92b9975632d3bcd097626560fab97f06c1c88e91

Transaction

Hash: 41f8a9779e8eb5ef6823bc0c92b9975632d3bcd097626560fab97f06c1c88e91
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41f8a9779e8eb5ef6823bc0c92b9975632d3bcd097626560fab97f06c1c88e91:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
41f8a9779e8eb5ef6823bc0c92b9975632d3bcd097626560fab97f06c1c88e91
Status:
ERROR
Block height:
40041796
Block id:
e7ae988e5df9f4762718d2893f78bc4c637568f3439ec764351fe70bd04d6d11
Timestamp:
Monday 31 October 2022 at 10:27:54 UTC
()
Proposer:
Authorizers:
Gas used:
47