Flow price: --
78e9e4419ddd314417465a22a5a5e3b67ea4ad06b4ef86b0427d6caaa1f48758

Transaction

Hash: 78e9e4419ddd314417465a22a5a5e3b67ea4ad06b4ef86b0427d6caaa1f48758
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:
  --> 78e9e4419ddd314417465a22a5a5e3b67ea4ad06b4ef86b0427d6caaa1f48758:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
78e9e4419ddd314417465a22a5a5e3b67ea4ad06b4ef86b0427d6caaa1f48758
Status:
ERROR
Block height:
40636108
Block id:
22ff6b2d58f947d6b6b65eadb5ad095b777771942ec1ce16bf70725918a6e138
Timestamp:
Thursday 10 November 2022 at 09:59:59 UTC
()
Proposer:
Authorizers:
Gas used:
23