Flow price: --
2a4f943b5e65a70ad39c60983d399ace3f7af6e045df84173101e0234644042d

Transaction

Hash: 2a4f943b5e65a70ad39c60983d399ace3f7af6e045df84173101e0234644042d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a4f943b5e65a70ad39c60983d399ace3f7af6e045df84173101e0234644042d: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:
2a4f943b5e65a70ad39c60983d399ace3f7af6e045df84173101e0234644042d
Status:
ERROR
Block height:
39930592
Block id:
2352d8c70667a858c483bf7c770e21f9107b737419b77fae6524f8851aaadc7b
Timestamp:
Saturday 29 October 2022 at 14:03:33 UTC
()
Proposer:
Authorizers:
Gas used:
46