Flow price: --
e4b981778affed33836d1bad7ebe1b79a6989a51c7af470ff7f9f45cb252be39

Transaction

Hash: e4b981778affed33836d1bad7ebe1b79a6989a51c7af470ff7f9f45cb252be39
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4b981778affed33836d1bad7ebe1b79a6989a51c7af470ff7f9f45cb252be39:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e4b981778affed33836d1bad7ebe1b79a6989a51c7af470ff7f9f45cb252be39
Status:
ERROR
Block height:
39741070
Block id:
f00273d7d8d7bf2fb5b5803818d9d20bdae79e6a6dc7d4cb4934e0af8f89f2ab
Timestamp:
Wednesday 26 October 2022 at 09:50:31 UTC
()
Proposer:
Authorizers:
Gas used:
48