Flow price: --
9908787bd2b3e9549214bee7dbf4060290b163272afeb33f79669363002b621a

Transaction

Hash: 9908787bd2b3e9549214bee7dbf4060290b163272afeb33f79669363002b621a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9908787bd2b3e9549214bee7dbf4060290b163272afeb33f79669363002b621a: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:
9908787bd2b3e9549214bee7dbf4060290b163272afeb33f79669363002b621a
Status:
ERROR
Block height:
39920579
Block id:
54995660783f8f1b9fbed6d175b0d31a2c2ef27b85d2879a2403f69cfc520394
Timestamp:
Saturday 29 October 2022 at 10:00:43 UTC
()
Proposer:
Authorizers:
Gas used:
49