Flow price: --
703227646f823e2262e3127fcb3b161451bf6e4c035079f5308c13cf3ca42790

Transaction

Hash: 703227646f823e2262e3127fcb3b161451bf6e4c035079f5308c13cf3ca42790
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 703227646f823e2262e3127fcb3b161451bf6e4c035079f5308c13cf3ca42790:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
703227646f823e2262e3127fcb3b161451bf6e4c035079f5308c13cf3ca42790
Status:
ERROR
Block height:
40054388
Block id:
d12c6b52c29b81bd12f345cf2a8be1b5d9cbdd57f227176e4db042af017dd2cc
Timestamp:
Monday 31 October 2022 at 15:32:49 UTC
()
Proposer:
Authorizers:
Gas used:
47