Flow price: --
c9231645270b04c13199dd780f8bec94e8cfb79b6ed36a74e49da4d85cc448c5

Transaction

Hash: c9231645270b04c13199dd780f8bec94e8cfb79b6ed36a74e49da4d85cc448c5
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:
  --> c9231645270b04c13199dd780f8bec94e8cfb79b6ed36a74e49da4d85cc448c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c9231645270b04c13199dd780f8bec94e8cfb79b6ed36a74e49da4d85cc448c5
Status:
ERROR
Block height:
40292025
Block id:
87911c5f6e78519b205019a4b56a2972ac3308930cccbd0feb020182f7a58ae9
Timestamp:
Friday 4 November 2022 at 15:14:44 UTC
()
Proposer:
Authorizers:
Gas used:
25