Flow price: --
c04ce83794653e10160deb37e94ca1f69b61b98be455a991e1fdd6ebe2e4a008

Transaction

Hash: c04ce83794653e10160deb37e94ca1f69b61b98be455a991e1fdd6ebe2e4a008
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c04ce83794653e10160deb37e94ca1f69b61b98be455a991e1fdd6ebe2e4a008:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c04ce83794653e10160deb37e94ca1f69b61b98be455a991e1fdd6ebe2e4a008
Status:
ERROR
Block height:
40163026
Block id:
a95f469fb942487cbf5c7a73732d2c1f85518133c86fa8b27bc85636c86e9dd8
Timestamp:
Wednesday 2 November 2022 at 11:32:08 UTC
()
Proposer:
Authorizers:
Gas used:
50