Flow price: --
7e8ee64c6448ca2b6622740f8a7cb13c799083c01b2b1f91336b5d604aaf4991

Transaction

Hash: 7e8ee64c6448ca2b6622740f8a7cb13c799083c01b2b1f91336b5d604aaf4991
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7e8ee64c6448ca2b6622740f8a7cb13c799083c01b2b1f91336b5d604aaf4991:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7e8ee64c6448ca2b6622740f8a7cb13c799083c01b2b1f91336b5d604aaf4991
Status:
ERROR
Block height:
40164851
Block id:
90d343c8ad9ec094544d2a6ebb0abe4ec05b825b1833a63f2a5c7313b0e19ebc
Timestamp:
Wednesday 2 November 2022 at 12:16:12 UTC
()
Proposer:
Authorizers:
Gas used:
50