Flow price: --
5c9c600e7dd623517313b8a55375e18b36354aca1f3b6c360cf4af93b0df1a33

Transaction

Hash: 5c9c600e7dd623517313b8a55375e18b36354aca1f3b6c360cf4af93b0df1a33
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c9c600e7dd623517313b8a55375e18b36354aca1f3b6c360cf4af93b0df1a33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c9c600e7dd623517313b8a55375e18b36354aca1f3b6c360cf4af93b0df1a33
Status:
ERROR
Block height:
40030518
Block id:
d6e33d04b73607138d04d7843946a709967b2ffd908cc824be0fb390f2569a33
Timestamp:
Monday 31 October 2022 at 05:55:49 UTC
()
Proposer:
Authorizers:
Gas used:
47