Flow price: --
d263642bca8c3bf5a76aacad9e2e3c2a7e3bed8c276c999bec73443bf9252f8f

Transaction

Hash: d263642bca8c3bf5a76aacad9e2e3c2a7e3bed8c276c999bec73443bf9252f8f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d263642bca8c3bf5a76aacad9e2e3c2a7e3bed8c276c999bec73443bf9252f8f: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:
d263642bca8c3bf5a76aacad9e2e3c2a7e3bed8c276c999bec73443bf9252f8f
Status:
ERROR
Block height:
39747740
Block id:
83d755102025cb34234275e68b17b67461bee9db03a850eebc09bf704fa76998
Timestamp:
Wednesday 26 October 2022 at 12:32:47 UTC
()
Proposer:
Authorizers:
Gas used:
47