Flow price: --
1b24a1c34d56942caedb2da637dccd7165fe368e9218fdb821b036e6eaa9d379

Transaction

Hash: 1b24a1c34d56942caedb2da637dccd7165fe368e9218fdb821b036e6eaa9d379
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b24a1c34d56942caedb2da637dccd7165fe368e9218fdb821b036e6eaa9d379:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b24a1c34d56942caedb2da637dccd7165fe368e9218fdb821b036e6eaa9d379
Status:
ERROR
Block height:
40064625
Block id:
1fe034fef4f057c96fe690397fcea9c24e127c86bc9487646d509a26ba625b62
Timestamp:
Monday 31 October 2022 at 19:41:33 UTC
()
Proposer:
Authorizers:
Gas used:
50