Flow price: --
66f426631e9a68feac8bafcd8344ce406821ccd9da3293063c24226fdddc67d6

Transaction

Hash: 66f426631e9a68feac8bafcd8344ce406821ccd9da3293063c24226fdddc67d6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66f426631e9a68feac8bafcd8344ce406821ccd9da3293063c24226fdddc67d6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
66f426631e9a68feac8bafcd8344ce406821ccd9da3293063c24226fdddc67d6
Status:
ERROR
Block height:
40161049
Block id:
575a8b45f9e8c03e1002d0a9c352163bd0c5bb5a2e105a07101c249685271f9a
Timestamp:
Wednesday 2 November 2022 at 10:43:57 UTC
()
Proposer:
Authorizers:
Gas used:
50