Flow price: --
28f9de9e4117408db9842e5df406fcc9f5d8ce451298e9b74a3c3c6e47d3867c

Transaction

Hash: 28f9de9e4117408db9842e5df406fcc9f5d8ce451298e9b74a3c3c6e47d3867c
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:
  --> 28f9de9e4117408db9842e5df406fcc9f5d8ce451298e9b74a3c3c6e47d3867c: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:
28f9de9e4117408db9842e5df406fcc9f5d8ce451298e9b74a3c3c6e47d3867c
Status:
ERROR
Block height:
41457985
Block id:
19205d7a0d157f68ba0c8ab359b7eee7f0a3a33854849ce805f988dfcdbbb3ff
Timestamp:
Wednesday 23 November 2022 at 21:15:17 UTC
()
Proposer:
Authorizers:
Gas used:
23