Flow price: --
2d3086c9ab4ea83e54931408c828f99b13bca16fff2d928b42576c9b88917c81

Transaction

Hash: 2d3086c9ab4ea83e54931408c828f99b13bca16fff2d928b42576c9b88917c81
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d3086c9ab4ea83e54931408c828f99b13bca16fff2d928b42576c9b88917c81:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2d3086c9ab4ea83e54931408c828f99b13bca16fff2d928b42576c9b88917c81
Status:
ERROR
Block height:
40091709
Block id:
5fc026aa8986955e843b56049a0052c28f70c65a22d320544ee5b3ffac60d46b
Timestamp:
Tuesday 1 November 2022 at 06:33:52 UTC
()
Proposer:
Authorizers:
Gas used:
46