Flow price: --
3dfe42d311e4baa1c59d7feaf854ca5af2079e4b151bb3a5f326b2ed242a993e

Transaction

Hash: 3dfe42d311e4baa1c59d7feaf854ca5af2079e4b151bb3a5f326b2ed242a993e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3dfe42d311e4baa1c59d7feaf854ca5af2079e4b151bb3a5f326b2ed242a993e: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:
3dfe42d311e4baa1c59d7feaf854ca5af2079e4b151bb3a5f326b2ed242a993e
Status:
ERROR
Block height:
40136190
Block id:
ea4e39737a7ef3662a2f13666661c32489ea931a58efa62aa210efbc0196514c
Timestamp:
Wednesday 2 November 2022 at 00:38:03 UTC
()
Proposer:
Authorizers:
Gas used:
50