Flow price: --
43859ca8cf80683aa1af83fe1e20e7eac3464a5abbc0eaa0a225fc8ed632ac21

Transaction

Hash: 43859ca8cf80683aa1af83fe1e20e7eac3464a5abbc0eaa0a225fc8ed632ac21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 43859ca8cf80683aa1af83fe1e20e7eac3464a5abbc0eaa0a225fc8ed632ac21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
43859ca8cf80683aa1af83fe1e20e7eac3464a5abbc0eaa0a225fc8ed632ac21
Status:
ERROR
Block height:
39804688
Block id:
1e089584bc4f7d2f0aa7b57b5fff24fe34de3f925c38b1b2b373b59d32cfe1f2
Timestamp:
Thursday 27 October 2022 at 11:28:41 UTC
()
Proposer:
Authorizers:
Gas used:
46