Flow price: --
1df3b9268631657ff7d74559003c57c9f6aa847e372a71eea3b482613a33c0eb

Transaction

Hash: 1df3b9268631657ff7d74559003c57c9f6aa847e372a71eea3b482613a33c0eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1df3b9268631657ff7d74559003c57c9f6aa847e372a71eea3b482613a33c0eb: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:
1df3b9268631657ff7d74559003c57c9f6aa847e372a71eea3b482613a33c0eb
Status:
ERROR
Block height:
39739932
Block id:
3d3c26bde38b1c5d8e0a6dba637088d77697c76520d9e56d94bed7691345fc11
Timestamp:
Wednesday 26 October 2022 at 09:23:37 UTC
()
Proposer:
Authorizers:
Gas used:
48