Flow price: --
b11ca3d76a24736b2750dfc708ac1d2cba0f8fe5483b16eeeeccc4438cddb556

Transaction

Hash: b11ca3d76a24736b2750dfc708ac1d2cba0f8fe5483b16eeeeccc4438cddb556
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:
  --> b11ca3d76a24736b2750dfc708ac1d2cba0f8fe5483b16eeeeccc4438cddb556:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b11ca3d76a24736b2750dfc708ac1d2cba0f8fe5483b16eeeeccc4438cddb556
Status:
ERROR
Block height:
40299306
Block id:
73e3f5703aad0f71917dbf63ac8ceeacedac3e1c3e5071ad7026f6a8f5f8facf
Timestamp:
Friday 4 November 2022 at 18:04:38 UTC
()
Proposer:
Authorizers:
Gas used:
22