Flow price: --
64a3fa04bbb39155b443f023e61d8ad8738fdb7b9eac2cbcd6a25526e846ee0f

Transaction

Hash: 64a3fa04bbb39155b443f023e61d8ad8738fdb7b9eac2cbcd6a25526e846ee0f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 64a3fa04bbb39155b443f023e61d8ad8738fdb7b9eac2cbcd6a25526e846ee0f: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:
64a3fa04bbb39155b443f023e61d8ad8738fdb7b9eac2cbcd6a25526e846ee0f
Status:
ERROR
Block height:
40131745
Block id:
d6afc451aa8d9736fa104db1a6a897b6b9354b71d73a430619f6183a384a72e1
Timestamp:
Tuesday 1 November 2022 at 22:49:27 UTC
()
Proposer:
Authorizers:
Gas used:
50