Flow price: --
e777b234b11e987748093bad299dcda48e7da0f4ea884a5a848aaf265008d051

Transaction

Hash: e777b234b11e987748093bad299dcda48e7da0f4ea884a5a848aaf265008d051
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:
  --> e777b234b11e987748093bad299dcda48e7da0f4ea884a5a848aaf265008d051:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
e777b234b11e987748093bad299dcda48e7da0f4ea884a5a848aaf265008d051
Status:
ERROR
Block height:
40571591
Block id:
17b485b3b054f2ef0e8246f40c1db1ccf3fae4f6603f5936466af208bac4be35
Timestamp:
Wednesday 9 November 2022 at 07:47:15 UTC
()
Proposer:
Authorizers:
Gas used:
23