nested-transaction

All codes

• Type: error
• Kind: state (the call isn’t valid in the object’s current state)

What happened

A transaction was started, or undo/redo called, while one is open (ADR 0006 §2).

Why

Calling code opened a second transaction.

How to fix

Commit or roll back first, or use a savepoint.

Example

doc.transact((tx) => {
  doc.undo(); // nested-transaction: finish the transaction first
});

Data fields

None.