Flow price: --
81efb8f43e6260cd94b21e23dece3c1bcb77a9dae1593e09cf2bf74bf143e965

Transaction

Hash: 81efb8f43e6260cd94b21e23dece3c1bcb77a9dae1593e09cf2bf74bf143e965
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 81efb8f43e6260cd94b21e23dece3c1bcb77a9dae1593e09cf2bf74bf143e965:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
81efb8f43e6260cd94b21e23dece3c1bcb77a9dae1593e09cf2bf74bf143e965
Status:
ERROR
Block height:
40695675
Block id:
5a3778b2bf26ab8aff7cf86a99f94d1726dfbb693717f7bf9f171adaf1eee4ad
Timestamp:
Friday 11 November 2022 at 10:13:55 UTC
()
Proposer:
Authorizers:
Gas used:
23