Flow price: --
24bf43547871aec2039d3f697996772e17444b2a4b4e64a93e68c31929b4ca48

Transaction

Hash: 24bf43547871aec2039d3f697996772e17444b2a4b4e64a93e68c31929b4ca48
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 24bf43547871aec2039d3f697996772e17444b2a4b4e64a93e68c31929b4ca48:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
24bf43547871aec2039d3f697996772e17444b2a4b4e64a93e68c31929b4ca48
Status:
ERROR
Block height:
40080111
Block id:
c0806d259483180ecd8bec00a77c73c7818ab6bdecb78bc88a6407f7c57730aa
Timestamp:
Tuesday 1 November 2022 at 01:50:09 UTC
()
Proposer:
Authorizers:
Gas used:
48