Flow price: --
8f40426e8e3767c75f12291bf07ffc350205d9de636b50174587f77ebad3470e

Transaction

Hash: 8f40426e8e3767c75f12291bf07ffc350205d9de636b50174587f77ebad3470e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f40426e8e3767c75f12291bf07ffc350205d9de636b50174587f77ebad3470e: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:
8f40426e8e3767c75f12291bf07ffc350205d9de636b50174587f77ebad3470e
Status:
ERROR
Block height:
39727250
Block id:
d56ec8ec9258403de23e3af57bc7bf2805df01fd6ade4316ec2e402647376cf7
Timestamp:
Wednesday 26 October 2022 at 04:17:18 UTC
()
Proposer:
Authorizers:
Gas used:
46