Flow price: --
31d06cfa0d3cf0f96bf21b923973875b726d388421a2993f530ed1372f1d0500

Transaction

Hash: 31d06cfa0d3cf0f96bf21b923973875b726d388421a2993f530ed1372f1d0500
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 31d06cfa0d3cf0f96bf21b923973875b726d388421a2993f530ed1372f1d0500:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
31d06cfa0d3cf0f96bf21b923973875b726d388421a2993f530ed1372f1d0500
Status:
ERROR
Block height:
40036039
Block id:
d08cdd81057d982af800714912ca5d3b92b33d04b24c8dc839b49f894fd7353a
Timestamp:
Monday 31 October 2022 at 08:08:19 UTC
()
Proposer:
Authorizers:
Gas used:
46