Flow price: --
579f37b59f2dc40b4fbf359ef3bdd62a4009e05c181f7db21f483cb69d2f7c3a

Transaction

Hash: 579f37b59f2dc40b4fbf359ef3bdd62a4009e05c181f7db21f483cb69d2f7c3a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 579f37b59f2dc40b4fbf359ef3bdd62a4009e05c181f7db21f483cb69d2f7c3a: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:
579f37b59f2dc40b4fbf359ef3bdd62a4009e05c181f7db21f483cb69d2f7c3a
Status:
ERROR
Block height:
39791523
Block id:
edc8ccdb1a76c06394b495ac566503dbf7dfcf9bec5c4d5283548ba34de07e39
Timestamp:
Thursday 27 October 2022 at 06:09:39 UTC
()
Proposer:
Authorizers:
Gas used:
46