Flow price: --
1c7d35b5c386ee8d69f51d32c25c28534c83d3c2ff0a139b948dcd0891aab213

Transaction

Hash: 1c7d35b5c386ee8d69f51d32c25c28534c83d3c2ff0a139b948dcd0891aab213
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c7d35b5c386ee8d69f51d32c25c28534c83d3c2ff0a139b948dcd0891aab213:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1c7d35b5c386ee8d69f51d32c25c28534c83d3c2ff0a139b948dcd0891aab213
Status:
ERROR
Block height:
40133584
Block id:
c1f7c5781a6ba9e972a04937f7c8d08e504042f3f6a7ad6a3e2865c3cb901bb0
Timestamp:
Tuesday 1 November 2022 at 23:34:42 UTC
()
Proposer:
Authorizers:
Gas used:
46