Flow price: --
173fe76129a4773e2f2c690f057702635262a414e2795856a0a69d45241e12ab

Transaction

Hash: 173fe76129a4773e2f2c690f057702635262a414e2795856a0a69d45241e12ab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 173fe76129a4773e2f2c690f057702635262a414e2795856a0a69d45241e12ab: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:
173fe76129a4773e2f2c690f057702635262a414e2795856a0a69d45241e12ab
Status:
ERROR
Block height:
39978819
Block id:
524a8349154dd1679c8da841bfe08130115b20b255a26d2b3f24c0a38f1c7156
Timestamp:
Sunday 30 October 2022 at 09:17:36 UTC
()
Proposer:
Authorizers:
Gas used:
47