Flow price: --
982b571cc019db5704e0218ea007f7dc184c418f53b0e172aad081aa4d8a7a24

Transaction

Hash: 982b571cc019db5704e0218ea007f7dc184c418f53b0e172aad081aa4d8a7a24
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 982b571cc019db5704e0218ea007f7dc184c418f53b0e172aad081aa4d8a7a24:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
982b571cc019db5704e0218ea007f7dc184c418f53b0e172aad081aa4d8a7a24
Status:
ERROR
Block height:
39839798
Block id:
8281a826ed92b8f9f9681ec43c54fa7479a454c5520a0ce0263b1bceaf10d6e4
Timestamp:
Friday 28 October 2022 at 01:39:32 UTC
()
Proposer:
Authorizers:
Gas used:
46