Flow price: --
f6455ce55188dac4eca4b44fe54696aa7c601878e3ff902296c843ff12b2e980

Transaction

Hash: f6455ce55188dac4eca4b44fe54696aa7c601878e3ff902296c843ff12b2e980
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:
  --> f6455ce55188dac4eca4b44fe54696aa7c601878e3ff902296c843ff12b2e980:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f6455ce55188dac4eca4b44fe54696aa7c601878e3ff902296c843ff12b2e980
Status:
ERROR
Block height:
40764333
Block id:
5319cadca6810dadef532bc9b0cbf046a375198b87a5470d14efbd803a67cdad
Timestamp:
Saturday 12 November 2022 at 13:57:53 UTC
()
Proposer:
Authorizers:
Gas used:
23