Flow price: --
544c7b44368a924ccfbe74d68f47be3cd742fb000e78022d427eaf8cf171388c

Transaction

Hash: 544c7b44368a924ccfbe74d68f47be3cd742fb000e78022d427eaf8cf171388c
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:
  --> 544c7b44368a924ccfbe74d68f47be3cd742fb000e78022d427eaf8cf171388c: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:
544c7b44368a924ccfbe74d68f47be3cd742fb000e78022d427eaf8cf171388c
Status:
ERROR
Block height:
41421132
Block id:
db5f954bec07264f95eecc2e63b4ff11fc467981ff88ccb75a9ebde561130dc4
Timestamp:
Wednesday 23 November 2022 at 06:59:49 UTC
()
Proposer:
Authorizers:
Gas used:
23