Flow price: --
4917a90d1adf8551384209fd9fd477998c871e19b30e0af20dcb7282bbbbf39f

Transaction

Hash: 4917a90d1adf8551384209fd9fd477998c871e19b30e0af20dcb7282bbbbf39f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4917a90d1adf8551384209fd9fd477998c871e19b30e0af20dcb7282bbbbf39f: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:
4917a90d1adf8551384209fd9fd477998c871e19b30e0af20dcb7282bbbbf39f
Status:
ERROR
Block height:
39975442
Block id:
0db67ed02894cb5ef182a53cbffb947b25f59e904b7109d4b0f7148e1b694716
Timestamp:
Sunday 30 October 2022 at 07:56:37 UTC
()
Proposer:
Authorizers:
Gas used:
50