Flow price: --
bac57e2a6b691d00e511b1bd7c3a46baac171d3ce56b39a1d2619ce37f30fc09

Transaction

Hash: bac57e2a6b691d00e511b1bd7c3a46baac171d3ce56b39a1d2619ce37f30fc09
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:
  --> bac57e2a6b691d00e511b1bd7c3a46baac171d3ce56b39a1d2619ce37f30fc09:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
bac57e2a6b691d00e511b1bd7c3a46baac171d3ce56b39a1d2619ce37f30fc09
Status:
ERROR
Block height:
40415620
Block id:
c408135d7325e8ea7338af4bb4c0f9c4c01456614cd31b0135cb18e1cf439068
Timestamp:
Sunday 6 November 2022 at 16:59:14 UTC
()
Proposer:
Authorizers:
Gas used:
23