Flow price: --
8ede63d7dee005b86d4b2d6e0f367b2b84ac2e3b97e0c02d046be7c2b451cfe4

Transaction

Hash: 8ede63d7dee005b86d4b2d6e0f367b2b84ac2e3b97e0c02d046be7c2b451cfe4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8ede63d7dee005b86d4b2d6e0f367b2b84ac2e3b97e0c02d046be7c2b451cfe4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8ede63d7dee005b86d4b2d6e0f367b2b84ac2e3b97e0c02d046be7c2b451cfe4
Status:
ERROR
Block height:
39745302
Block id:
84ca1d413ed95b02da67f20b4f83e657d07299468ae09a932a89b86cf02b8ab4
Timestamp:
Wednesday 26 October 2022 at 11:34:03 UTC
()
Proposer:
Authorizers:
Gas used:
47