Flow price: --
71166cc894e11831f0a0150e31719704937ce9f6f163b39b6b1356f9a7363aa5

Transaction

Hash: 71166cc894e11831f0a0150e31719704937ce9f6f163b39b6b1356f9a7363aa5
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:
  --> 71166cc894e11831f0a0150e31719704937ce9f6f163b39b6b1356f9a7363aa5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
71166cc894e11831f0a0150e31719704937ce9f6f163b39b6b1356f9a7363aa5
Status:
ERROR
Block height:
40764280
Block id:
50f7873ca93d94d15e4ffaa2a5d495323f4dcc1165147cc8ea76e909d7770591
Timestamp:
Saturday 12 November 2022 at 13:56:37 UTC
()
Proposer:
Authorizers:
Gas used:
23