Flow price: --
f5dd7ef2b12d78fd1792d7fcf2b4858e989613691d7eaa6beac9eaa4c9f71ddb

Transaction

Hash: f5dd7ef2b12d78fd1792d7fcf2b4858e989613691d7eaa6beac9eaa4c9f71ddb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f5dd7ef2b12d78fd1792d7fcf2b4858e989613691d7eaa6beac9eaa4c9f71ddb: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:
f5dd7ef2b12d78fd1792d7fcf2b4858e989613691d7eaa6beac9eaa4c9f71ddb
Status:
ERROR
Block height:
39907181
Block id:
87fdda14c7076845fa489fe562fd290d3f238b058ef533887259c242fbb36568
Timestamp:
Saturday 29 October 2022 at 04:38:29 UTC
()
Proposer:
Authorizers:
Gas used:
47