Flow price: --
026c1622b8464bf24af779285cddaa9e291feb6c1949144de7b1cdfcf9f87f00

Transaction

Hash: 026c1622b8464bf24af779285cddaa9e291feb6c1949144de7b1cdfcf9f87f00
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 026c1622b8464bf24af779285cddaa9e291feb6c1949144de7b1cdfcf9f87f00:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
026c1622b8464bf24af779285cddaa9e291feb6c1949144de7b1cdfcf9f87f00
Status:
ERROR
Block height:
39991942
Block id:
9c885baad53f6544e52ba011453032147578185678a61093267030950b597f5c
Timestamp:
Sunday 30 October 2022 at 14:32:08 UTC
()
Proposer:
Authorizers:
Gas used:
50