Flow price: --
ef568ee8c4b8c7551f900710dda6b547c4c46324b1bcb3f31f3b00b21f7f18eb

Transaction

Hash: ef568ee8c4b8c7551f900710dda6b547c4c46324b1bcb3f31f3b00b21f7f18eb
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:
  --> ef568ee8c4b8c7551f900710dda6b547c4c46324b1bcb3f31f3b00b21f7f18eb: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:
ef568ee8c4b8c7551f900710dda6b547c4c46324b1bcb3f31f3b00b21f7f18eb
Status:
ERROR
Block height:
41575824
Block id:
437aecc51be0ce0ba5b64318cd4c7b78b9c90a1edb0d83452bcb6be493e5b257
Timestamp:
Friday 25 November 2022 at 18:54:07 UTC
()
Proposer:
Authorizers:
Gas used:
24