Flow price: --
c49f2653f2fc39069f178ee324af9a76143e4c217e608f3430c2338406750e38

Transaction

Hash: c49f2653f2fc39069f178ee324af9a76143e4c217e608f3430c2338406750e38
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c49f2653f2fc39069f178ee324af9a76143e4c217e608f3430c2338406750e38:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c49f2653f2fc39069f178ee324af9a76143e4c217e608f3430c2338406750e38
Status:
ERROR
Block height:
39890857
Block id:
57d1771ab991cd8b6881bdee5cdfb4f753aa7311774667009e223ed7d5a123f2
Timestamp:
Friday 28 October 2022 at 22:08:33 UTC
()
Proposer:
Authorizers:
Gas used:
50