Flow price: --
162895fe52a149887bc0ed57f18d27916dadf5c26caa29fe223241ab877997a7

Transaction

Hash: 162895fe52a149887bc0ed57f18d27916dadf5c26caa29fe223241ab877997a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 162895fe52a149887bc0ed57f18d27916dadf5c26caa29fe223241ab877997a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
162895fe52a149887bc0ed57f18d27916dadf5c26caa29fe223241ab877997a7
Status:
ERROR
Block height:
40036478
Block id:
cb22991b11d87c57fcf31492cdbd474a92ef9849a7838828dbe55dc9e3923be1
Timestamp:
Monday 31 October 2022 at 08:18:54 UTC
()
Proposer:
Authorizers:
Gas used:
46