Flow price: --
275a96032f9a50a348b1aeb7ff815ca5ac817aea843e836bb2ed0bcc11f3c033

Transaction

Hash: 275a96032f9a50a348b1aeb7ff815ca5ac817aea843e836bb2ed0bcc11f3c033
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:
  --> 275a96032f9a50a348b1aeb7ff815ca5ac817aea843e836bb2ed0bcc11f3c033:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
275a96032f9a50a348b1aeb7ff815ca5ac817aea843e836bb2ed0bcc11f3c033
Status:
ERROR
Block height:
40771923
Block id:
c2438662cb7e0b907852c371eaada57e0fa592cd0ebe98215ea5292cf85e412e
Timestamp:
Saturday 12 November 2022 at 17:00:23 UTC
()
Proposer:
Authorizers:
Gas used:
25