Flow price: --
0bc4e673b4fc12936440e262a46ba0622a2c8fb50d570ccb0d7f97b522504870

Transaction

Hash: 0bc4e673b4fc12936440e262a46ba0622a2c8fb50d570ccb0d7f97b522504870
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0bc4e673b4fc12936440e262a46ba0622a2c8fb50d570ccb0d7f97b522504870:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0bc4e673b4fc12936440e262a46ba0622a2c8fb50d570ccb0d7f97b522504870
Status:
ERROR
Block height:
39922282
Block id:
c721ee09f7e76475737793838eafe9d30fae2bcc9bcd218fe20001711fddf963
Timestamp:
Saturday 29 October 2022 at 10:41:46 UTC
()
Proposer:
Authorizers:
Gas used:
49