Flow price: --
4cc588b7476e0af7f8680b4cc39040d54d99ff4ace126cdf63215bd541690a3b

Transaction

Hash: 4cc588b7476e0af7f8680b4cc39040d54d99ff4ace126cdf63215bd541690a3b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4cc588b7476e0af7f8680b4cc39040d54d99ff4ace126cdf63215bd541690a3b:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4cc588b7476e0af7f8680b4cc39040d54d99ff4ace126cdf63215bd541690a3b
Status:
ERROR
Block height:
39800940
Block id:
71b68539a12393eaf2accddda9373ff65029dced5ff2ab87a5ea814d40d7acc8
Timestamp:
Thursday 27 October 2022 at 09:58:07 UTC
()
Proposer:
Authorizers:
Gas used:
50