Flow price: --
311585ffa45685c8057fe801276d8e126c620d7cb4c7f3b32c684a4c80d79d5b

Transaction

Hash: 311585ffa45685c8057fe801276d8e126c620d7cb4c7f3b32c684a4c80d79d5b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 311585ffa45685c8057fe801276d8e126c620d7cb4c7f3b32c684a4c80d79d5b: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:
311585ffa45685c8057fe801276d8e126c620d7cb4c7f3b32c684a4c80d79d5b
Status:
ERROR
Block height:
39795553
Block id:
9be5d5e916bf394b35293dd06d0d13ad2b8f8d1bb1dedc5e6d982b03965cc02e
Timestamp:
Thursday 27 October 2022 at 07:47:55 UTC
()
Proposer:
Authorizers:
Gas used:
50