Flow price: --
144d8f4b9995f853ec4b85bb77f6504dad60d91f1bbfd1c6e2da19608107226b

Transaction

Hash: 144d8f4b9995f853ec4b85bb77f6504dad60d91f1bbfd1c6e2da19608107226b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 144d8f4b9995f853ec4b85bb77f6504dad60d91f1bbfd1c6e2da19608107226b:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
144d8f4b9995f853ec4b85bb77f6504dad60d91f1bbfd1c6e2da19608107226b
Status:
ERROR
Block height:
39802010
Block id:
92ad4f196212a0f890b06ab8128b0db5fa6780c9a8b6158722eff1271133fdcf
Timestamp:
Thursday 27 October 2022 at 10:23:33 UTC
()
Proposer:
Authorizers:
Gas used:
61