Flow price: --
299179f6f5299c0718e92af7b789c20292807efad5bdfac00548d9ae89b1b413

Transaction

Hash: 299179f6f5299c0718e92af7b789c20292807efad5bdfac00548d9ae89b1b413
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 299179f6f5299c0718e92af7b789c20292807efad5bdfac00548d9ae89b1b413:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
299179f6f5299c0718e92af7b789c20292807efad5bdfac00548d9ae89b1b413
Status:
ERROR
Block height:
39765131
Block id:
96d77eb1a7f2270f0dfe60143c71c99e036d12f326684346cc2586b37b0ddc44
Timestamp:
Wednesday 26 October 2022 at 19:33:06 UTC
()
Proposer:
Authorizers:
Gas used:
49