Flow price: --
1104168e3add775d67cf1f7f61ff09b2b91fdb57b074472e99bcccc8899570de

Transaction

Hash: 1104168e3add775d67cf1f7f61ff09b2b91fdb57b074472e99bcccc8899570de
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:
  --> 1104168e3add775d67cf1f7f61ff09b2b91fdb57b074472e99bcccc8899570de: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:
1104168e3add775d67cf1f7f61ff09b2b91fdb57b074472e99bcccc8899570de
Status:
ERROR
Block height:
41641527
Block id:
467ee56ea6fbf8371cbbc507f91dcc9fe3458cad06d0f31925293fe3dbb69288
Timestamp:
Saturday 26 November 2022 at 20:24:01 UTC
()
Proposer:
Authorizers:
Gas used:
30