Flow price: --
1bffb177a61ae77c2188b6d155e95da732edd694fde31ffa9b786827d800dffc

Transaction

Hash: 1bffb177a61ae77c2188b6d155e95da732edd694fde31ffa9b786827d800dffc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1bffb177a61ae77c2188b6d155e95da732edd694fde31ffa9b786827d800dffc: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:
1bffb177a61ae77c2188b6d155e95da732edd694fde31ffa9b786827d800dffc
Status:
ERROR
Block height:
39861591
Block id:
600a432ab85f9368aa06d3a3194cc3ae0bebdb2c9c8aa62a82aa0d719bb05682
Timestamp:
Friday 28 October 2022 at 10:27:10 UTC
()
Proposer:
Authorizers:
Gas used:
46