Flow price: --
7954bd50e07073553ed5b2bc8310b5be3901658fb146378bbb8d2a524e6b80c8

Transaction

Hash: 7954bd50e07073553ed5b2bc8310b5be3901658fb146378bbb8d2a524e6b80c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7954bd50e07073553ed5b2bc8310b5be3901658fb146378bbb8d2a524e6b80c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7954bd50e07073553ed5b2bc8310b5be3901658fb146378bbb8d2a524e6b80c8
Status:
ERROR
Block height:
39790264
Block id:
3b41f53ffcfba46ee88f362e940a863f9a947e67ad6d98eee48cf525b4630b85
Timestamp:
Thursday 27 October 2022 at 05:39:18 UTC
()
Proposer:
Authorizers:
Gas used:
52