Flow price: --
3f005f177f786fcb1d8506a696f6e85c9efdbd6e529b86c8407a7236568a196c

Transaction

Hash: 3f005f177f786fcb1d8506a696f6e85c9efdbd6e529b86c8407a7236568a196c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3f005f177f786fcb1d8506a696f6e85c9efdbd6e529b86c8407a7236568a196c: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:
3f005f177f786fcb1d8506a696f6e85c9efdbd6e529b86c8407a7236568a196c
Status:
ERROR
Block height:
39811018
Block id:
731746c7e3544e34a28576811b8d7de388e2937aa44f786f35efeb92bc1c58e7
Timestamp:
Thursday 27 October 2022 at 14:02:33 UTC
()
Proposer:
Authorizers:
Gas used:
47