Flow price: --
b4f899bec0de5c395a6f0455ed3e2c6bd89ac9c7190fda6f0df39ccbaa149acd

Transaction

Hash: b4f899bec0de5c395a6f0455ed3e2c6bd89ac9c7190fda6f0df39ccbaa149acd
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:
  --> b4f899bec0de5c395a6f0455ed3e2c6bd89ac9c7190fda6f0df39ccbaa149acd: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:
b4f899bec0de5c395a6f0455ed3e2c6bd89ac9c7190fda6f0df39ccbaa149acd
Status:
ERROR
Block height:
40720226
Block id:
d28d9fa478bd72840e8ba45b1a2cf6ad6f8fdc632d1e3d748b07a6bf0ccdefa9
Timestamp:
Friday 11 November 2022 at 20:12:08 UTC
()
Proposer:
Authorizers:
Gas used:
22