Flow price: --
9fa5783aa54fe68f90a55314431261b52dd9bbce0ca39e7dd404611256475299

Transaction

Hash: 9fa5783aa54fe68f90a55314431261b52dd9bbce0ca39e7dd404611256475299
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:
  --> 9fa5783aa54fe68f90a55314431261b52dd9bbce0ca39e7dd404611256475299:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9fa5783aa54fe68f90a55314431261b52dd9bbce0ca39e7dd404611256475299
Status:
ERROR
Block height:
40765454
Block id:
a1a39c2d87d0ba6f225add896c45572f10dd3bf81c143b76ffed8fcb3a09b87d
Timestamp:
Saturday 12 November 2022 at 14:24:49 UTC
()
Proposer:
Authorizers:
Gas used:
23