Flow price: --
c1b86a7924e2004c1d3bb8bea5e46eea15b59de57dc73f76954e914fa28f7127

Transaction

Hash: c1b86a7924e2004c1d3bb8bea5e46eea15b59de57dc73f76954e914fa28f7127
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c1b86a7924e2004c1d3bb8bea5e46eea15b59de57dc73f76954e914fa28f7127:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c1b86a7924e2004c1d3bb8bea5e46eea15b59de57dc73f76954e914fa28f7127
Status:
ERROR
Block height:
39985389
Block id:
ed2a1d3d394265150b3f4f15656634549a36eec78e08cc6b181f076bce773a88
Timestamp:
Sunday 30 October 2022 at 11:55:01 UTC
()
Proposer:
Authorizers:
Gas used:
49