Flow price: --
3966d54ccf567c3af6f4195d37702fb81e34e765b9e0868c48a93620dc67b0c8

Transaction

Hash: 3966d54ccf567c3af6f4195d37702fb81e34e765b9e0868c48a93620dc67b0c8
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:
  --> 3966d54ccf567c3af6f4195d37702fb81e34e765b9e0868c48a93620dc67b0c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
3966d54ccf567c3af6f4195d37702fb81e34e765b9e0868c48a93620dc67b0c8
Status:
ERROR
Block height:
41623046
Block id:
eb719cb7ce4c691cc8b4f7cb709274c4f6e7b95f535c83aaea58fec20f579e3b
Timestamp:
Saturday 26 November 2022 at 13:14:00 UTC
()
Proposer:
Authorizers:
Gas used:
26