Flow price: --
586a8406a583145fc26067d26bd29200242dd1a93617fafb652787912b5cbe27

Transaction

Hash: 586a8406a583145fc26067d26bd29200242dd1a93617fafb652787912b5cbe27
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 586a8406a583145fc26067d26bd29200242dd1a93617fafb652787912b5cbe27:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
586a8406a583145fc26067d26bd29200242dd1a93617fafb652787912b5cbe27
Status:
ERROR
Block height:
39990571
Block id:
70407837fb63a6595af60354389163c1dab80021aff27833258edb844f2e0ea0
Timestamp:
Sunday 30 October 2022 at 13:59:16 UTC
()
Proposer:
Authorizers:
Gas used:
46