Flow price: --
b75b80fa5a4a4d27e2f3a091dc922d808a9316d88db9fd83830cf980ae959b21

Transaction

Hash: b75b80fa5a4a4d27e2f3a091dc922d808a9316d88db9fd83830cf980ae959b21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b75b80fa5a4a4d27e2f3a091dc922d808a9316d88db9fd83830cf980ae959b21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b75b80fa5a4a4d27e2f3a091dc922d808a9316d88db9fd83830cf980ae959b21
Status:
ERROR
Block height:
39908527
Block id:
42b684949e3d7e24469623c8c15ea26950b2ed1f52189bbda1cf3cc0123e97dc
Timestamp:
Saturday 29 October 2022 at 05:10:31 UTC
()
Proposer:
Authorizers:
Gas used:
50