Flow price: --
f090b800de064d37e86f3bff058269152530da213f7c694ce8e0949ed40c91ee

Transaction

Hash: f090b800de064d37e86f3bff058269152530da213f7c694ce8e0949ed40c91ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f090b800de064d37e86f3bff058269152530da213f7c694ce8e0949ed40c91ee: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:
f090b800de064d37e86f3bff058269152530da213f7c694ce8e0949ed40c91ee
Status:
ERROR
Block height:
40137879
Block id:
cd0d67c7e760f6920874f64c1e4f23b5ac035bf909d8b4b17c1b7ee98483d6be
Timestamp:
Wednesday 2 November 2022 at 01:18:57 UTC
()
Proposer:
Authorizers:
Gas used:
47