{"id":32823,"date":"2026-10-26T17:12:24","date_gmt":"2026-10-26T17:12:24","guid":{"rendered":"https:\/\/synder.com\/help\/?p=32823"},"modified":"2026-10-26T17:12:24","modified_gmt":"2026-10-26T17:12:24","slug":"transactions-stopped-syncing-connection-recovery","status":"publish","type":"post","link":"https:\/\/synder.com\/help\/transactions-stopped-syncing-connection-recovery\/","title":{"rendered":"Transactions Stopped Syncing After a Connection Issue: Recovery Checklist"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">If your transactions suddenly stopped syncing \u2014 often after Synder shows a <strong>Connection lost<\/strong> banner for your accounting platform or a sales\/payment integration \u2014 this guide walks you through the full recovery in three steps: <strong>reconnect<\/strong>, <strong>resync the transactions that were held back<\/strong>, and <strong>import anything from the period that is still missing<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Work through the steps in order. In most cases Step 1 and Step 2 are enough; Step 3 is a safety net for any gap.<\/p>\n\n\n<ul class=\"wp-block-advgb-summary advgb-toc alignnone\">\n \t<li class=\"toc-level-1\"><a href=\"#step-1-check-the-connection-and-reconnect\">Step 1: Check the connection and reconnect<\/a><\/li>\n \t<li class=\"toc-level-1\"><a href=\"#step-2-resync-transactions-that-were-held-back\">Step 2: Resync transactions that were held back<\/a><\/li>\n \t<li class=\"toc-level-1\"><a href=\"#step-3-run-a-historical-import-for-the-affected-period\">Step 3: Run a historical import for the affected period<\/a><\/li>\n \t<li class=\"toc-level-1\"><a href=\"#step-4-verify-everything-is-back-in-sync\">Step 4: Verify everything is back in sync<\/a><\/li>\n \t<li class=\"toc-level-1\"><a href=\"#when-to-contact-support\">When to contact support<\/a><\/li>\n \t<li class=\"toc-level-1\"><a href=\"#related-guides\">Related guides<\/a><\/li>\n<\/ul>\n\n\n<h2 id=\"step-1-check-the-connection-and-reconnect\" class=\"wp-block-heading\">Step 1: Check the connection and reconnect<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">When a connection drops, Synder stops importing new transactions from that integration until it is reconnected, which is usually the root cause of \u201cmy data stopped syncing.\u201d<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>In Synder, look for a red <strong>Connection lost<\/strong> banner, or open the <strong>Person icon \u2192 Organization settings<\/strong> and review your integrations. A connection that needs attention shows a <strong>Reconnect<\/strong> option.<\/li><li>Click <strong>Reconnect<\/strong> on the affected integration (your accounting platform, such as QuickBooks Online or Xero, or a payment\/sales platform) and complete the authorization prompt.<\/li><li>Confirm the integration shows as <strong>connected<\/strong> again before moving on.<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Note:<\/strong> Reconnecting restores the connection without data loss. One banner can cover several affected integrations \u2014 reconnect each one that is flagged. For details on connecting an integration, see <a href=\"https:\/\/synder.com\/help\/how-to-add-another-payment-platform-to-synder\/\">How to Add a Payment Platform to Synder<\/a>.<\/p>\n\n\n\n<h2 id=\"step-2-resync-transactions-that-were-held-back\" class=\"wp-block-heading\">Step 2: Resync transactions that were held back<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">While the connection was down (or interrupted), transactions may have been left in a <strong>Ready to sync<\/strong>, <strong>Failed<\/strong>, or <strong>Canceled<\/strong> status instead of posting to your books. Resync them:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Go to the <strong>Platform Transactions<\/strong> tab. Make sure the correct organization is selected in the top-left corner.<\/li><li>Filter by <strong>status<\/strong> \u2014 select <strong>Ready to sync<\/strong> (and, if relevant, <strong>Failed<\/strong> and <strong>Canceled<\/strong>). Click <strong>Apply filter<\/strong>. You can also narrow by time range or by a specific payment processor.<\/li><li>Select the transactions (use the top checkbox, then <strong>Select all transactions<\/strong> to include every filtered page).<\/li><li>Click the blue <strong>Actions<\/strong> button and choose <strong>Sync<\/strong>. Wait for the status to turn to the green <strong>Synced<\/strong>.<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2024\/06\/Ready-to-sync-transactions-2-1024x463.png\" alt=\"Filtering transactions by Ready to sync status in Synder\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2024\/06\/Ready-to-sync-transactions-4-1024x344.png\" alt=\"Syncing selected transactions using the Actions button\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For the full walkthrough, see <a href=\"https:\/\/synder.com\/help\/sync-transactions-with-the-ready-to-sync-status\/\">How to Sync Transactions With the \u201cReady to Sync\u201d Status<\/a> \u2014 the same filter-and-sync steps apply to failed and canceled transactions.<\/p>\n\n\n\n<h2 id=\"step-3-run-a-historical-import-for-the-affected-period\" class=\"wp-block-heading\">Step 3: Run a historical import for the affected period<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If some transactions never made it into Synder at all while the connection was down, pull them in with a historical import for the dates you are concerned about.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Go to the <strong>Platform Transactions<\/strong> tab and click <strong>Import historical data<\/strong>.<\/li><li>Select the integration to import from, then set the <strong>start date<\/strong> (and period) that covers the gap.<\/li><li>Click <strong>Import to Synder<\/strong> to bring the transactions in for review, or <strong>Sync to your books<\/strong> to import and sync in one step.<\/li><li>Once imported, the transactions appear in Platform Transactions \u2014 if you used <strong>Import to Synder<\/strong>, resync them as in Step 2.<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2024\/06\/Missing-txns-1-1024x326.png\" alt=\"Starting a historical data import from the Platform Transactions tab\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/synder.com\/help\/wp-content\/uploads\/sites\/2\/2024\/06\/Missing-txns-2-1024x465.png\" alt=\"Selecting the integration and start date for a historical import\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Summary Sync users:<\/strong> if a transaction belongs to a period that already has a generated summary, importing it will not add it to that summary automatically \u2014 you will need to rebuild the summary. See <a href=\"https:\/\/synder.com\/help\/transactions-missing-from-summary-summary-sync\/\">Transactions Missing in Summary Sync: Why It Happens and How to Fix It<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For more detail, see <a href=\"https:\/\/synder.com\/help\/how-to-sync-historical-transactions\/\">How to Sync Historical Transactions<\/a>.<\/p>\n\n\n\n<h2 id=\"step-4-verify-everything-is-back-in-sync\" class=\"wp-block-heading\">Step 4: Verify everything is back in sync<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>In <strong>Platform Transactions<\/strong>, confirm the previously stuck transactions now show the green <strong>Synced<\/strong> status.<\/li><li>Spot-check a couple of transactions in QuickBooks or Xero to confirm they posted correctly.<\/li><li>If you use Summary Sync, confirm the affected summaries are complete and synced.<\/li><\/ul>\n\n\n\n<h2 id=\"when-to-contact-support\" class=\"wp-block-heading\">When to contact support<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>The integration will not reconnect, or immediately drops again.<\/li><li>Transactions stay on <strong>Failed<\/strong> after a resync, or show a specific error you are unsure about.<\/li><li>The data is still missing after a historical import for the correct date range.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/synder.com\/contact\/\">Reach out to the Synder team<\/a> via in-app chat or email. Include the integration name, the affected date range, and a screenshot of the transaction statuses so we can investigate quickly.<\/p>\n\n\n\n<h2 id=\"related-guides\" class=\"wp-block-heading\">Related guides<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/synder.com\/help\/how-to-add-another-payment-platform-to-synder\/\">How to Add a Payment Platform to Synder<\/a><\/li><li><a href=\"https:\/\/synder.com\/help\/sync-transactions-with-the-ready-to-sync-status\/\">How to Sync Transactions With the \u201cReady to Sync\u201d Status<\/a><\/li><li><a href=\"https:\/\/synder.com\/help\/how-to-sync-historical-transactions\/\">How to Sync Historical Transactions<\/a><\/li><li><a href=\"https:\/\/synder.com\/help\/how-to-find-missing-transactions-in-synder\/\">How to Find Missing Transactions in Synder<\/a><\/li><li><a href=\"https:\/\/synder.com\/help\/transactions-missing-from-summary-summary-sync\/\">Transactions Missing in Summary Sync: Why It Happens and How to Fix It<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>If your transactions suddenly stopped syncing \u2014 often after Synder shows a Connection lost banner for your accounting platform or a sales\/payment integration \u2014 this guide walks you through the full recovery in three steps: reconnect, resync the transactions that were held back, and import anything from the period that is still missing. Work through [&hellip;]<\/p>\n","protected":false},"author":2320,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":"","_ppma_block_editor_authors":""},"categories":[1],"tags":[],"ppma_author":[471],"class_list":["post-32823","post","type-post","status-publish","format-standard","hentry","category-video-tutorials"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Transactions Stopped Syncing After a Connection Issue: Recovery Checklist - Synder<\/title>\n<meta name=\"description\" content=\"Transactions stopped syncing in Synder after a connection issue? 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