Flow price: --
c6b531c5c85f15649ef3665286cd531804d24313a8de7c9e7a2557c0bb215e29

Transaction

Hash: c6b531c5c85f15649ef3665286cd531804d24313a8de7c9e7a2557c0bb215e29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c6b531c5c85f15649ef3665286cd531804d24313a8de7c9e7a2557c0bb215e29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c6b531c5c85f15649ef3665286cd531804d24313a8de7c9e7a2557c0bb215e29
Status:
ERROR
Block height:
39967316
Block id:
4302de0d98a0719cd3eea633dd39514c530ff43876853f71c606b7257cf60cba
Timestamp:
Sunday 30 October 2022 at 04:41:00 UTC
()
Proposer:
Authorizers:
Gas used:
50