# How to handle edge case with collab module

**URL:** https://discuss.prosemirror.net/t/how-to-handle-edge-case-with-collab-module/288
**Category:** Uncategorized
**Created:** [April 17, 2016, 9:33am UTC](https://discuss.prosemirror.net/t/how-to-handle-edge-case-with-collab-module/288 "2016-04-17T09:33:52Z")
**Posts on this page:** 1
**Showing post:** 26

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### Author: ![marijn](https://discuss.prosemirror.net/user_avatar/discuss.prosemirror.net/marijn/32/15_2.png) [@marijn](https://discuss.prosemirror.net/u/marijn)
#### Post date: [May 25, 2016, 1:36pm UTC](https://discuss.prosemirror.net/t/how-to-handle-edge-case-with-collab-module/288/26 "2016-05-25T13:36:45Z")

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My implementation also has only a single open request at a time, but when the send request finishes, you still have to take care not to immediately start another one (when you still have pending changes).

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