Flow price: --
cbefd3089ea49358401f7c77adb629a058700792e4a2daff41cfc6763c2b5ca9

Transaction

Hash: cbefd3089ea49358401f7c77adb629a058700792e4a2daff41cfc6763c2b5ca9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cbefd3089ea49358401f7c77adb629a058700792e4a2daff41cfc6763c2b5ca9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cbefd3089ea49358401f7c77adb629a058700792e4a2daff41cfc6763c2b5ca9
Status:
ERROR
Block height:
40168629
Block id:
b8da3bbdcae72f36642ba19b6d57ca607bc4702bb630c013ba789577bea9524e
Timestamp:
Wednesday 2 November 2022 at 13:47:11 UTC
()
Proposer:
Authorizers:
Gas used:
48