Flow price: --
592f1f9a00235ebabd75ff6810b28da2b64a9914034595d1d9cb093c95978900

Transaction

Hash: 592f1f9a00235ebabd75ff6810b28da2b64a9914034595d1d9cb093c95978900
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 592f1f9a00235ebabd75ff6810b28da2b64a9914034595d1d9cb093c95978900:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
592f1f9a00235ebabd75ff6810b28da2b64a9914034595d1d9cb093c95978900
Status:
ERROR
Block height:
40019600
Block id:
575c43193161b37cdd0107ce2a412008ebf09cf84595120b632244ca7a7d0dc0
Timestamp:
Monday 31 October 2022 at 01:32:44 UTC
()
Proposer:
Authorizers:
Gas used:
50