Flow price: --
84c18190c786b3783f9d97cd1b3749a314daedd2b647f031d3f7cdcd65285e2e

Transaction

Hash: 84c18190c786b3783f9d97cd1b3749a314daedd2b647f031d3f7cdcd65285e2e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 84c18190c786b3783f9d97cd1b3749a314daedd2b647f031d3f7cdcd65285e2e: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:
84c18190c786b3783f9d97cd1b3749a314daedd2b647f031d3f7cdcd65285e2e
Status:
ERROR
Block height:
39918917
Block id:
a8102c1a7d2a4d562357010a6faa41de55dfd3ebfee6d63ab08a0ba054de0299
Timestamp:
Saturday 29 October 2022 at 09:20:46 UTC
()
Proposer:
Authorizers:
Gas used:
49