Flow price: --
fab3c2bdffd0f9b6ea74467f9406e90762ef3dfe96b8fdae3d999db83e7d57ef

Transaction

Hash: fab3c2bdffd0f9b6ea74467f9406e90762ef3dfe96b8fdae3d999db83e7d57ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fab3c2bdffd0f9b6ea74467f9406e90762ef3dfe96b8fdae3d999db83e7d57ef: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:
fab3c2bdffd0f9b6ea74467f9406e90762ef3dfe96b8fdae3d999db83e7d57ef
Status:
ERROR
Block height:
39910218
Block id:
05e22337bd8eadc0d84ee635a6401c83cd6be5cab459e172962a229f503ba360
Timestamp:
Saturday 29 October 2022 at 05:50:42 UTC
()
Proposer:
Authorizers:
Gas used:
46