Flow price: --
5f856e1c7b07ab25ac446773212e60aae696c013129a01d5775d6703b9d7c04d

Transaction

Hash: 5f856e1c7b07ab25ac446773212e60aae696c013129a01d5775d6703b9d7c04d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f856e1c7b07ab25ac446773212e60aae696c013129a01d5775d6703b9d7c04d: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:
5f856e1c7b07ab25ac446773212e60aae696c013129a01d5775d6703b9d7c04d
Status:
ERROR
Block height:
40104937
Block id:
5ada3d304d73efe689c346c9db65d8bdd21d33cb49c4a891e9f0bd121419b324
Timestamp:
Tuesday 1 November 2022 at 11:55:03 UTC
()
Proposer:
Authorizers:
Gas used:
47