Flow price: --
4a29344721bf2f348bdbab09128deb1a6a818c9139fff11933a42bc6e0809597

Transaction

Hash: 4a29344721bf2f348bdbab09128deb1a6a818c9139fff11933a42bc6e0809597
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a29344721bf2f348bdbab09128deb1a6a818c9139fff11933a42bc6e0809597:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4a29344721bf2f348bdbab09128deb1a6a818c9139fff11933a42bc6e0809597
Status:
ERROR
Block height:
39909352
Block id:
1aba9ea74e7aa2f61540191e7db2ee0c4f10db4a12196416b7d8ca0971bb1d58
Timestamp:
Saturday 29 October 2022 at 05:29:55 UTC
()
Proposer:
Authorizers:
Gas used:
49