# \#cli-themes **URL:** https://community.shopify.dev/tag/cli-themes/83.md [Latest](https://community.shopify.dev/latest.md) · [Categories](https://community.shopify.dev/categories.md) · [Tags](https://community.shopify.dev/tags.md) --- ## ["A theme can contain at most 300 Theme defined blocks" new error message](https://community.shopify.dev/t/a-theme-can-contain-at-most-300-theme-defined-blocks-new-error-message/35593)
**Author:** [@Bogdan\_Barbu](https://community.shopify.dev/u/Bogdan_Barbu)\ **Replies:** 5\ **Last updated:** [September 16, 2026, 10:58pm UTC](https://community.shopify.dev/t/a-theme-can-contain-at-most-300-theme-defined-blocks-new-error-message/35593 "2026-09-16T22:58:36Z")
Short description of issue “A theme can contain at most 300 Theme defined blocks” new error message Reproduction steps Build a theme with more than 300 theme-defined blocks (a proper composable blocks theme: menus, foot… --- ## [Shopify Theme Editor Blank Screen + WebSocket Failure (trycloudflare.com/extensions)](https://community.shopify.dev/t/shopify-theme-editor-blank-screen-websocket-failure-trycloudflare-com-extensions/35322)
**Author:** [@SUDHAGAR\_G](https://community.shopify.dev/u/SUDHAGAR_G)\ **Replies:** 3\ **Last updated:** [June 18, 2026, 12:31pm UTC](https://community.shopify.dev/t/shopify-theme-editor-blank-screen-websocket-failure-trycloudflare-com-extensions/35322 "2026-06-18T12:31:03Z")
Short description of issue Shopify Theme Editor shows a blank screen during local theme development. Storefront preview works correctly, but Theme Editor fails due to a websocket connection error related to trycloudflare… --- ## [Add new template to live theme but hide it while still being tested?](https://community.shopify.dev/t/add-new-template-to-live-theme-but-hide-it-while-still-being-tested/35254)
**Author:** [@Justin\_Eady](https://community.shopify.dev/u/Justin_Eady)\ **Replies:** 3\ **Last updated:** [June 17, 2026, 11:33pm UTC](https://community.shopify.dev/t/add-new-template-to-live-theme-but-hide-it-while-still-being-tested/35254 "2026-06-17T23:33:35Z")
Short description of issue Add a new page template to live theme but not expose the page until the code is styled and tested? Link to Shopify Store Reproduction steps Pulled the live theme Added page.community-garden… --- ## [Unable to run theme locally](https://community.shopify.dev/t/unable-to-run-theme-locally/34402)
**Author:** [@Ghost\_Street](https://community.shopify.dev/u/Ghost_Street)\ **Replies:** 2\ **Last updated:** [May 19, 2026, 10:50pm UTC](https://community.shopify.dev/t/unable-to-run-theme-locally/34402 "2026-05-19T22:50:18Z")
Short description of issue Unable to run theme locally Reproduction steps Run shopify theme dev Open local server Observe the 403 logs when accessing using https before getting redirected using http. Additional info s… --- ## [Theme editor collapses on edit](https://community.shopify.dev/t/theme-editor-collapses-on-edit/33223)
**Author:** [@abndn](https://community.shopify.dev/u/abndn)\ **Replies:** 9\ **Last updated:** [April 28, 2026, 3:08am UTC](https://community.shopify.dev/t/theme-editor-collapses-on-edit/33223 "2026-04-28T03:08:25Z")
Short description of issue When making a change to any section in the theme editor, the windows collapse as shown in the video. Video: Shopify theme editor issues · Shopify - 12 April 2026 | Loom Reproduction steps Go i… --- ## ["Warning: .shopifyignore was ignored" in GitHub integration theme logs](https://community.shopify.dev/t/warning-shopifyignore-was-ignored-in-github-integration-theme-logs/31905)
**Author:** [@haddi](https://community.shopify.dev/u/haddi)\ **Replies:** 2\ **Last updated:** [March 4, 2026, 5:12pm UTC](https://community.shopify.dev/t/warning-shopifyignore-was-ignored-in-github-integration-theme-logs/31905 "2026-03-04T17:12:53Z")
Short description of issue .shopifyignore is not respected when a theme repository is connected via Shopify’s GitHub integration. The file is ignored and a warning appears in the theme logs. Reproduction steps Create a… --- ## [Limit AJAX Cart API](https://community.shopify.dev/t/limit-ajax-cart-api/26893)
**Author:** [@Amin\_Mokadem](https://community.shopify.dev/u/Amin_Mokadem)\ **Replies:** 3\ **Last updated:** [December 9, 2025, 7:58pm UTC](https://community.shopify.dev/t/limit-ajax-cart-api/26893 "2025-12-09T19:58:51Z")
Short description of issue the limitation of the AJAX Cart API for local theme preview does not allow access to work with the Cart / Cart-drawer Reproduction steps Hello, I have a recurring problem when developing them… --- ## [Failed after upgrade shopify cli version 3.87](https://community.shopify.dev/t/failed-after-upgrade-shopify-cli-version-3-87/25157)
**Author:** [@Leorio\_BSS](https://community.shopify.dev/u/Leorio_BSS)\ **Replies:** 2\ **Last updated:** [November 10, 2025, 3:04pm UTC](https://community.shopify.dev/t/failed-after-upgrade-shopify-cli-version-3-87/25157 "2025-11-10T15:04:33Z")
Short description of issue Failed after upgrade shopify cli version 3.87 Reproduction steps Upgrade shopify-cli version 3.87.0 Additional info Hi everyone, Today I upgraded Shopify CLI to version 3.87.0. After that, … --- ## [502 error plus shopify CLI latest update](https://community.shopify.dev/t/502-error-plus-shopify-cli-latest-update/25211)
**Author:** [@Marlowe\_Ramirez](https://community.shopify.dev/u/Marlowe_Ramirez)\ **Replies:** 1\ **Last updated:** [November 10, 2025, 2:07pm UTC](https://community.shopify.dev/t/502-error-plus-shopify-cli-latest-update/25211 "2025-11-10T14:07:27Z")
Short description of issue 502 error plus shopify CLI latest update Reproduction steps I’ve been having an error when connecting my CLI to the store. It shows a 502 Gateway error. Every time I make a change, the error … --- ## [Shopify theme dev randomly shows/hides local changes (~50% success rate on reload)](https://community.shopify.dev/t/shopify-theme-dev-randomly-shows-hides-local-changes-50-success-rate-on-reload/23339)
**Author:** [@Amin\_Mokadem](https://community.shopify.dev/u/Amin_Mokadem)\ **Replies:** 2\ **Last updated:** [October 27, 2025, 9:34pm UTC](https://community.shopify.dev/t/shopify-theme-dev-randomly-shows-hides-local-changes-50-success-rate-on-reload/23339 "2025-10-27T21:34:58Z")
Short description of issue Shopify theme dev randomly shows/hides local changes (~50% success rate on reload) Reproduction steps shopify theme pull --live --store \[mystore\].myshopify.com --password shopify theme dev --… --- ## [I seemed to have nuked my entire Theme by using CLI to pull it](https://community.shopify.dev/t/i-seemed-to-have-nuked-my-entire-theme-by-using-cli-to-pull-it/5796)
**Author:** [@KD\_WR](https://community.shopify.dev/u/KD_WR)\ **Replies:** 2\ **Last updated:** [January 14, 2025, 9:11am UTC](https://community.shopify.dev/t/i-seemed-to-have-nuked-my-entire-theme-by-using-cli-to-pull-it/5796 "2025-01-14T09:11:50Z")
I’ve purchased a theme and began to use it. I wanted to edit it locally using shopify CLI. I practiced pulling on a separate dummy account to learn the process and it worked. I tried to pull on my real account but strug…