Flow price: --
e275b7eefdb4aae1881fc3a78cfd4e43d0858156aa1ff297107a762e8a85e29f

Transaction

Hash: e275b7eefdb4aae1881fc3a78cfd4e43d0858156aa1ff297107a762e8a85e29f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e275b7eefdb4aae1881fc3a78cfd4e43d0858156aa1ff297107a762e8a85e29f: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:
e275b7eefdb4aae1881fc3a78cfd4e43d0858156aa1ff297107a762e8a85e29f
Status:
ERROR
Block height:
40028968
Block id:
1f1464f2b29e48aea2a35fade1de3f3323601f8a2baeef3695e6956b425e7e93
Timestamp:
Monday 31 October 2022 at 05:18:13 UTC
()
Proposer:
Authorizers:
Gas used:
46