Flow price: --
ca50098bc51fe6413004e3e4f073d71cbe90bac27befcec25c093d2dcc6f5dfa

Transaction

Hash: ca50098bc51fe6413004e3e4f073d71cbe90bac27befcec25c093d2dcc6f5dfa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ca50098bc51fe6413004e3e4f073d71cbe90bac27befcec25c093d2dcc6f5dfa: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:
ca50098bc51fe6413004e3e4f073d71cbe90bac27befcec25c093d2dcc6f5dfa
Status:
ERROR
Block height:
40108639
Block id:
3897f05bad357e37c28ba09ba0e166d08eaf988d1327cfe5f24c109ce8d6c4ac
Timestamp:
Tuesday 1 November 2022 at 13:24:55 UTC
()
Proposer:
Authorizers:
Gas used:
47