Flow price: --
918bc38bd211310cc707b4d58b5b1a8e86672cee6a8e92bf4e96e83fbf5ea073

Transaction

Hash: 918bc38bd211310cc707b4d58b5b1a8e86672cee6a8e92bf4e96e83fbf5ea073
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 918bc38bd211310cc707b4d58b5b1a8e86672cee6a8e92bf4e96e83fbf5ea073:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
918bc38bd211310cc707b4d58b5b1a8e86672cee6a8e92bf4e96e83fbf5ea073
Status:
ERROR
Block height:
39872841
Block id:
d8ebb0e2b468f4e01c0f0c5e4e76813ae5049558f99c80736a4769a122a3b7f2
Timestamp:
Friday 28 October 2022 at 14:58:13 UTC
()
Proposer:
Authorizers:
Gas used:
47