Flow price: --
3e8b5fd6f4c981dc135ad46cdf8464c4bc2b4ce678916847bb5d8fe44a47f6a1

Transaction

Hash: 3e8b5fd6f4c981dc135ad46cdf8464c4bc2b4ce678916847bb5d8fe44a47f6a1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e8b5fd6f4c981dc135ad46cdf8464c4bc2b4ce678916847bb5d8fe44a47f6a1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3e8b5fd6f4c981dc135ad46cdf8464c4bc2b4ce678916847bb5d8fe44a47f6a1
Status:
ERROR
Block height:
39967969
Block id:
9910fd67f242c5102a221f03c0a6c3079bd82e88b1c071865a726660c61e1325
Timestamp:
Sunday 30 October 2022 at 04:56:32 UTC
()
Proposer:
Authorizers:
Gas used:
47