Flow price: --
b957f657c968b07af9125fc83f64dba5c4d307f7892fb17a3c25bab6e5b19b09

Transaction

Hash: b957f657c968b07af9125fc83f64dba5c4d307f7892fb17a3c25bab6e5b19b09
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:
  --> b957f657c968b07af9125fc83f64dba5c4d307f7892fb17a3c25bab6e5b19b09:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b957f657c968b07af9125fc83f64dba5c4d307f7892fb17a3c25bab6e5b19b09
Status:
ERROR
Block height:
41605832
Block id:
e71083b1f9140d135d2b60ffac8c27e44ccc8d075662af58f1ea62ae7577503f
Timestamp:
Saturday 26 November 2022 at 06:31:43 UTC
()
Proposer:
Authorizers:
Gas used:
29