Flow price: --
a186d768ca7e1d51fa5c36816c3f2a49b41775057aa0db745ad650a7f6fd2b52

Transaction

Hash: a186d768ca7e1d51fa5c36816c3f2a49b41775057aa0db745ad650a7f6fd2b52
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:
  --> a186d768ca7e1d51fa5c36816c3f2a49b41775057aa0db745ad650a7f6fd2b52:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a186d768ca7e1d51fa5c36816c3f2a49b41775057aa0db745ad650a7f6fd2b52
Status:
ERROR
Block height:
40718614
Block id:
181e73bcf9f11f493e76ea36342653105887616fb1bffee1788362b48d497695
Timestamp:
Friday 11 November 2022 at 19:33:03 UTC
()
Proposer:
Authorizers:
Gas used:
24