Flow price: --
58de4ca923e11cd569ee7f364601b2d482e284ab3637669edd9c513e9ad160c3

Transaction

Hash: 58de4ca923e11cd569ee7f364601b2d482e284ab3637669edd9c513e9ad160c3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58de4ca923e11cd569ee7f364601b2d482e284ab3637669edd9c513e9ad160c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58de4ca923e11cd569ee7f364601b2d482e284ab3637669edd9c513e9ad160c3
Status:
ERROR
Block height:
40155375
Block id:
c5003f764972d258608d1195670e7f593c08c5e066c9d5d57676adc090991ff5
Timestamp:
Wednesday 2 November 2022 at 08:25:45 UTC
()
Proposer:
Authorizers:
Gas used:
52