Flow price: --
8e136e8b72480e8197bd766810e9ccc0cca61aad27d84fbe4cc4d4a3ec1778ae

Transaction

Hash: 8e136e8b72480e8197bd766810e9ccc0cca61aad27d84fbe4cc4d4a3ec1778ae
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8e136e8b72480e8197bd766810e9ccc0cca61aad27d84fbe4cc4d4a3ec1778ae: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:
8e136e8b72480e8197bd766810e9ccc0cca61aad27d84fbe4cc4d4a3ec1778ae
Status:
ERROR
Block height:
39968891
Block id:
1fbcb0728b3cabd6e3aa45db253afc20b944056b41e8674945b4d0495f1b54fb
Timestamp:
Sunday 30 October 2022 at 05:18:48 UTC
()
Proposer:
Authorizers:
Gas used:
49