Flow price: --
577a4c13a6f32d21ec9370f9d95c51679dd2dc6a55a5b2523580842256d9f93a

Transaction

Hash: 577a4c13a6f32d21ec9370f9d95c51679dd2dc6a55a5b2523580842256d9f93a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 577a4c13a6f32d21ec9370f9d95c51679dd2dc6a55a5b2523580842256d9f93a: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:
577a4c13a6f32d21ec9370f9d95c51679dd2dc6a55a5b2523580842256d9f93a
Status:
ERROR
Block height:
40086548
Block id:
06037920274a837ae7b57e4b5229bd3fa24aa466b4757784b1c40b87eccb94e6
Timestamp:
Tuesday 1 November 2022 at 04:27:18 UTC
()
Proposer:
Authorizers:
Gas used:
49