Flow price: --
867c92bd17901c7f7cb17720bc4c43375db9744aa60a0c49757d90a7e2e90a31

Transaction

Hash: 867c92bd17901c7f7cb17720bc4c43375db9744aa60a0c49757d90a7e2e90a31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 867c92bd17901c7f7cb17720bc4c43375db9744aa60a0c49757d90a7e2e90a31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
867c92bd17901c7f7cb17720bc4c43375db9744aa60a0c49757d90a7e2e90a31
Status:
ERROR
Block height:
40153007
Block id:
4b5ab6ff6421445c82e093561593eab7b95e2c8b99baabc0ca71cafdafa757be
Timestamp:
Wednesday 2 November 2022 at 07:27:54 UTC
()
Proposer:
Authorizers:
Gas used:
48