Flow price: --
7844e4a4b97b85f0e1896f147135324bb1ec2bab5147857e1910e6e3a8dd9d22

Transaction

Hash: 7844e4a4b97b85f0e1896f147135324bb1ec2bab5147857e1910e6e3a8dd9d22
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7844e4a4b97b85f0e1896f147135324bb1ec2bab5147857e1910e6e3a8dd9d22:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7844e4a4b97b85f0e1896f147135324bb1ec2bab5147857e1910e6e3a8dd9d22
Status:
ERROR
Block height:
39882477
Block id:
9fd0af1789e01b67969d23a6ef189996c9b5cd9a85b75c7c8439ba392c50cb5c
Timestamp:
Friday 28 October 2022 at 18:49:05 UTC
()
Proposer:
Authorizers:
Gas used:
50