Flow price: --
4c0a4cadf845eeeae849ab840cfb4b7fea65fb488feb9e71cc1aa3718466b02c

Transaction

Hash: 4c0a4cadf845eeeae849ab840cfb4b7fea65fb488feb9e71cc1aa3718466b02c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4c0a4cadf845eeeae849ab840cfb4b7fea65fb488feb9e71cc1aa3718466b02c: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:
4c0a4cadf845eeeae849ab840cfb4b7fea65fb488feb9e71cc1aa3718466b02c
Status:
ERROR
Block height:
39863028
Block id:
d750b31fa26ab4714e92f812caad85627de83ace101c0f9f27bbb815575644f9
Timestamp:
Friday 28 October 2022 at 11:01:43 UTC
()
Proposer:
Authorizers:
Gas used:
47