Flow price: --
6832f4a58f2e4d676dfe1b5a250c6ac2e210c90f469a1f455e95098c5ee720c4

Transaction

Hash: 6832f4a58f2e4d676dfe1b5a250c6ac2e210c90f469a1f455e95098c5ee720c4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6832f4a58f2e4d676dfe1b5a250c6ac2e210c90f469a1f455e95098c5ee720c4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6832f4a58f2e4d676dfe1b5a250c6ac2e210c90f469a1f455e95098c5ee720c4
Status:
ERROR
Block height:
40098901
Block id:
21108d1337b23116230a7759c4837ca25d2e9824cce28ce2d647c16b407a114c
Timestamp:
Tuesday 1 November 2022 at 09:28:31 UTC
()
Proposer:
Authorizers:
Gas used:
46