# \#json **URL:** https://community.postman.com/tag/json/42.md [Latest](https://community.postman.com/latest.md) · [Categories](https://community.postman.com/categories.md) · [Tags](https://community.postman.com/tags.md) --- ## [Postman Syncing while I'm typing and deleting my values](https://community.postman.com/t/postman-syncing-while-im-typing-and-deleting-my-values/90112)
**Author:** [@mcancelosi](https://community.postman.com/u/mcancelosi)\ **Replies:** 9\ **Last updated:** [June 4, 2026, 3:38pm UTC](https://community.postman.com/t/postman-syncing-while-im-typing-and-deleting-my-values/90112 "2026-06-04T15:38:50Z")
As I type, I think postman is trying to sync? But it’s delayed so it ends up deselecting whatever I’m typing and removing the last couple of characters. Makes it very hard to use. --- ## [I cannot start postman, it is crashing](https://community.postman.com/t/i-cannot-start-postman-it-is-crashing/90381)
**Author:** [@niksani](https://community.postman.com/u/niksani)\ **Replies:** 1\ **Last updated:** [May 12, 2026, 2:09pm UTC](https://community.postman.com/t/i-cannot-start-postman-it-is-crashing/90381 "2026-05-12T14:09:43Z")
I cannot start postman, it is crashing. I have tried to delete postman folders in Users and it helps to start Postman but first time I click send request it is crashing again --- ## [GPRC Oneof Serialization issues](https://community.postman.com/t/gprc-oneof-serialization-issues/88288)
**Author:** [@payload-geoscientis3](https://community.postman.com/u/payload-geoscientis3)\ **Replies:** 4\ **Last updated:** [April 15, 2026, 7:50pm UTC](https://community.postman.com/t/gprc-oneof-serialization-issues/88288 "2026-04-15T19:50:48Z")
I’m seeing an issue with Postman in serializing an object with a map field with a value that has a oneof field. map\ extra\_parameters = 3; message Value { oneof value\_oneof { string string\_value = 1… --- ## [After large request 32 hours, postman screen has turned white, unresponsive](https://community.postman.com/t/after-large-request-32-hours-postman-screen-has-turned-white-unresponsive/89876)
**Author:** [@msimcich](https://community.postman.com/u/msimcich)\ **Replies:** 0\ **Last updated:** [April 14, 2026, 8:22pm UTC](https://community.postman.com/t/after-large-request-32-hours-postman-screen-has-turned-white-unresponsive/89876 "2026-04-14T20:22:50Z")
I work with an API that in the past was very slow, but has improved recently. I wanted to see if I could pull data that in the past would have been impossibly large for the api. The first time I made the test postman ba… --- ## [No option to export any collections](https://community.postman.com/t/no-option-to-export-any-collections/89809)
**Author:** [@naara-yui](https://community.postman.com/u/naara-yui)\ **Replies:** 5\ **Last updated:** [April 9, 2026, 4:52pm UTC](https://community.postman.com/t/no-option-to-export-any-collections/89809 "2026-04-09T16:52:42Z")
As per the wiki it should be under the context menu for a collection, under “More” but that menu is literally an empty frame… --- ## [Unable to export variables in the Global Environment](https://community.postman.com/t/unable-to-export-variables-in-the-global-environment/89043)
**Author:** [@docking-module-astr9](https://community.postman.com/u/docking-module-astr9)\ **Replies:** 6\ **Last updated:** [April 8, 2026, 1:07pm UTC](https://community.postman.com/t/unable-to-export-variables-in-the-global-environment/89043 "2026-04-08T13:07:07Z")
Hello, I’m unable to export my variables in the Global environments as it encountered error when I press the “Export” button at the top right. Does anyone experience the same in Postman V12.0.1? --- ## [Automatically sync Swagger APIs with Postman when Bitbucket files are changed](https://community.postman.com/t/automatically-sync-swagger-apis-with-postman-when-bitbucket-files-are-changed/89229)
**Author:** [@sakthisarvani-r](https://community.postman.com/u/sakthisarvani-r)\ **Replies:** 1\ **Last updated:** [March 25, 2026, 6:20pm UTC](https://community.postman.com/t/automatically-sync-swagger-apis-with-postman-when-bitbucket-files-are-changed/89229 "2026-03-25T18:20:05Z")
Hi @danny-dainton, Hi, our APIs are defined in OpenAPI and the specification is stored in Bitbucket. We use Postman collections for API testing. Currently, when APIs are added or deprecated in Swagger, the Postman coll… --- ## [Broken Git integration](https://community.postman.com/t/broken-git-integration/89052)
**Author:** [@dborg82](https://community.postman.com/u/dborg82)\ **Replies:** 20\ **Last updated:** [March 13, 2026, 12:17pm UTC](https://community.postman.com/t/broken-git-integration/89052 "2026-03-13T12:17:58Z")
I was using the git integration when in Beta format without any real complications and all seemed to work well. Now I just can’t get anything to work properly. anytime I try to link a folder all the collections either ha… --- ## [How to update an existing collection with a Swagger/OpenAPI spec without overwriting tests?](https://community.postman.com/t/how-to-update-an-existing-collection-with-a-swagger-openapi-spec-without-overwriting-tests/89213)
**Author:** [@sakthisarvani-r](https://community.postman.com/u/sakthisarvani-r)\ **Replies:** 3\ **Last updated:** [March 9, 2026, 11:36am UTC](https://community.postman.com/t/how-to-update-an-existing-collection-with-a-swagger-openapi-spec-without-overwriting-tests/89213 "2026-03-09T11:36:39Z")
Hi everyone! I have a bit of a workflow challenge. I have a robust Postman collection filled with developed regression tests and scripts for my project. Recently, I needed to integrate changes from our updated Swagger (… --- ## [Response JSONs not appearing in prettyprint](https://community.postman.com/t/response-jsons-not-appearing-in-prettyprint/82252)
**Author:** [@steve-eklund](https://community.postman.com/u/steve-eklund)\ **Replies:** 5\ **Last updated:** [March 9, 2026, 3:23am UTC](https://community.postman.com/t/response-jsons-not-appearing-in-prettyprint/82252 "2026-03-09T03:23:01Z")
I’m using the VSCode extension, v1.14.0. (VSCode itself is v1.102.0.) Problem is that in Postman’s response window, Pretty formatting of JSON responses is not working; output is indistinguishable from Raw. Any suggestion… --- ## [Pandia - JSON IDE](https://community.postman.com/t/pandia-json-ide/88666)
**Author:** [@hendurhance](https://community.postman.com/u/hendurhance)\ **Replies:** 0\ **Last updated:** [February 14, 2026, 9:14pm UTC](https://community.postman.com/t/pandia-json-ide/88666 "2026-02-14T21:14:46Z")
I stumbled across an interesting tool and thought i figured I shoudl share it with you guys. When using Postman, I find it difficult to compare API responses, to see if certain fields are missing, or just having to gene… --- ## [How can I create variable that can have many string values?](https://community.postman.com/t/how-can-i-create-variable-that-can-have-many-string-values/15270)
**Author:** [@anna.tirshenko](https://community.postman.com/u/anna.tirshenko)\ **Replies:** 12\ **Last updated:** [January 30, 2026, 10:08am UTC](https://community.postman.com/t/how-can-i-create-variable-that-can-have-many-string-values/15270 "2026-01-30T10:08:39Z")
Hi everyone! I need to create a variable, and manually set its different values, then I need that every time when sending the request it randomly chooses any of these values and put it in the request query. So, this is… --- ## [Postman v11.81.1 – POST Raw JSON Body and Content-Type Issue](https://community.postman.com/t/postman-v11-81-1-post-raw-json-body-and-content-type-issue/88155)
**Author:** [@wr307209868](https://community.postman.com/u/wr307209868)\ **Replies:** 1\ **Last updated:** [January 20, 2026, 7:18pm UTC](https://community.postman.com/t/postman-v11-81-1-post-raw-json-body-and-content-type-issue/88155 "2026-01-20T19:18:31Z")
In Postman v11.81.1, when sending a POST request with the body set to raw JSON, the Content-Type is set to 'Content-Type: application/json, charset=utf-8' --- ## [JSON-reporter does not register pm.sendRequest with Postman CLI, while Newman CLI does](https://community.postman.com/t/json-reporter-does-not-register-pm-sendrequest-with-postman-cli-while-newman-cli-does/87902)
**Author:** [@twoafas](https://community.postman.com/u/twoafas)\ **Replies:** 1\ **Last updated:** [January 13, 2026, 3:35pm UTC](https://community.postman.com/t/json-reporter-does-not-register-pm-sendrequest-with-postman-cli-while-newman-cli-does/87902 "2026-01-13T15:35:18Z")
Hi there, I have been trying to switch to the Postman CLI recently, because of the outdated packages etc. etc. Now I do really need to keep the JSON-reporter from Newman for my own dashboarding purposes. Previously with… --- ## [Overview tab is missing for requests](https://community.postman.com/t/overview-tab-is-missing-for-requests/86545)
**Author:** [@dbrdak](https://community.postman.com/u/dbrdak)\ **Replies:** 1\ **Last updated:** [December 2, 2025, 3:09pm UTC](https://community.postman.com/t/overview-tab-is-missing-for-requests/86545 "2025-12-02T15:09:53Z")
Hi there! I’m using the Postman API to update a collection, and I’ve run into an odd issue — the Overview tab isn’t showing up. I found an older thread mentioning that this feature wasn’t available to all accounts, but… --- ## [JSON result visualization issue](https://community.postman.com/t/json-result-visualization-issue/86652)
**Author:** [@TIL](https://community.postman.com/u/TIL)\ **Replies:** 0\ **Last updated:** [November 10, 2025, 2:02pm UTC](https://community.postman.com/t/json-result-visualization-issue/86652 "2025-11-10T14:02:43Z")
In version 11.70.6, the default JSON result visualization is as follows: “{\\r\\n \\“requestID\\”: \\“12347\\”,\\r\\n \\“errorCode\\”: 0,\\r\\n \\“errorMessage\\”: null\\r\\n}” ”Preview” mode: { “requestID”: “12347”, “errorCode”: … --- ## [Postman to Swagger (OAS 2) Collection Not Accessible](https://community.postman.com/t/postman-to-swagger-oas-2-collection-not-accessible/86184)
**Author:** [@spacecraft-cosmonau7](https://community.postman.com/u/spacecraft-cosmonau7)\ **Replies:** 1\ **Last updated:** [October 23, 2025, 3:51pm UTC](https://community.postman.com/t/postman-to-swagger-oas-2-collection-not-accessible/86184 "2025-10-23T15:51:55Z")
I noticed that the “Postman to Swagger (OAS 2)” collection (ID: ijkf7ei) in the Postman public workspace is no longer accessible. When I try to open it, I get an error message saying that the collection cannot be found o… --- ## [Cannot import collection from large swagger file](https://community.postman.com/t/cannot-import-collection-from-large-swagger-file/85435)
**Author:** [@tyang-779cbb8d](https://community.postman.com/u/tyang-779cbb8d)\ **Replies:** 1\ **Last updated:** [October 14, 2025, 10:11am UTC](https://community.postman.com/t/cannot-import-collection-from-large-swagger-file/85435 "2025-10-14T10:11:19Z")
I am not able to import a collection from a swagger file about 2.5 mb. No issue to import smaller files. I tried both import from swagger URL and import from local swagger json file. I am currently on the latest v11.66.5… --- ## [A tutorial on Vector Search with Fast API, MongoDB and Postman](https://community.postman.com/t/a-tutorial-on-vector-search-with-fast-api-mongodb-and-postman/85321)
**Author:** [@alloyking11](https://community.postman.com/u/alloyking11)\ **Replies:** 2\ **Last updated:** [October 10, 2025, 9:05am UTC](https://community.postman.com/t/a-tutorial-on-vector-search-with-fast-api-mongodb-and-postman/85321 "2025-10-10T09:05:59Z")
I’m currently working on a tutorial titled “How to Search Images or Text with MongoDB’s Vector Tools.” The project will be built using FastAPI (Python), and I’ll use Postman to test and consume the API endpoints. I’ll … --- ## [Postman CLI JSON report missing response data](https://community.postman.com/t/postman-cli-json-report-missing-response-data/85361)
**Author:** [@joint-operations-phy](https://community.postman.com/u/joint-operations-phy)\ **Replies:** 2\ **Last updated:** [October 9, 2025, 5:36pm UTC](https://community.postman.com/t/postman-cli-json-report-missing-response-data/85361 "2025-10-09T17:36:17Z")
I used the below command to execute the collection and it executed successfully and generated the report. postman collection run -d --ssl-client-cert-list \ -r cli,json But it didn’t include the actual resp… --- ## [ECONNREFUSED Error When Calling Mendix API from Postman](https://community.postman.com/t/econnrefused-error-when-calling-mendix-api-from-postman/85149)
**Author:** [@iman-asim](https://community.postman.com/u/iman-asim)\ **Replies:** 0\ **Last updated:** [September 29, 2025, 4:02pm UTC](https://community.postman.com/t/econnrefused-error-when-calling-mendix-api-from-postman/85149 "2025-09-29T16:02:27Z")
Hi everyone, I have created a Mendix REST API to deactivate a user with a POST request. I’m trying to test it with Postman, but I’m getting a persistent network error and cannot connect. The error I’m receiving is: Err… --- ## [Couldn't generate table view (JSON)](https://community.postman.com/t/couldnt-generate-table-view-json/84967)
**Author:** [@xpario](https://community.postman.com/u/xpario)\ **Replies:** 1\ **Last updated:** [September 29, 2025, 11:47am UTC](https://community.postman.com/t/couldnt-generate-table-view-json/84967 "2025-09-29T11:47:50Z")
I have a JSON response that is 146 KB (kilobytes), and when I try to “Preview” so that I can view the JSON in a more readable format, I get the error: “Response body is too large to generate table”. The JSON is unwieldy … --- ## [Last update 11.63.4 has issues with Preview tab](https://community.postman.com/t/last-update-11-63-4-has-issues-with-preview-tab/84880)
**Author:** [@navigation-geoscient](https://community.postman.com/u/navigation-geoscient)\ **Replies:** 2\ **Last updated:** [September 18, 2025, 9:53pm UTC](https://community.postman.com/t/last-update-11-63-4-has-issues-with-preview-tab/84880 "2025-09-18T21:53:58Z")
Hi I was wondering if anyone is facing the same issue than me. I’m working on a Laravel Project and I have setup all my endpoints with Postman but adding a dd or dump code on my backend is showing empty on the Preview ta… --- ## [JSONError: "undefined" is not valid JSON](https://community.postman.com/t/jsonerror-undefined-is-not-valid-json/84497)
**Author:** [@frlong](https://community.postman.com/u/frlong)\ **Replies:** 1\ **Last updated:** [September 10, 2025, 8:43am UTC](https://community.postman.com/t/jsonerror-undefined-is-not-valid-json/84497 "2025-09-10T08:43:20Z")
I am trying to take a couple of strings hash them to form a secret and use that as a source for a credential. I am using Postman agent on my desktop and it reads “connected” and “listening on port 10533”. Despite this, … --- ## [Troubleshooting API test automation assignment](https://community.postman.com/t/troubleshooting-api-test-automation-assignment/83812)
**Author:** [@gharatmihir21](https://community.postman.com/u/gharatmihir21)\ **Replies:** 7\ **Last updated:** [September 5, 2025, 9:03am UTC](https://community.postman.com/t/troubleshooting-api-test-automation-assignment/83812 "2025-09-05T09:03:56Z")
Your submission for the API Test Automation badge failed one or more of the tests. Please investigate and fix the issues listed below: Check Assignment 1 - check script: expected ‘’ to include ‘pm.test’ Once you fixed… --- ## [Postman flows error in showing large response](https://community.postman.com/t/postman-flows-error-in-showing-large-response/84161)
**Author:** [@sidmehro](https://community.postman.com/u/sidmehro)\ **Replies:** 1\ **Last updated:** [September 4, 2025, 9:33pm UTC](https://community.postman.com/t/postman-flows-error-in-showing-large-response/84161 "2025-09-04T21:33:04Z")
Postman flow errors out with “Unterminated string in JSON at position 10485760 (line 1 column 10485761)” This happens when the JSON response is big. Max response size is set to 0 based on (Set the maximum size of a res… --- ## ["cuepoints: The input should be a JSON-encoded array"](https://community.postman.com/t/cuepoints-the-input-should-be-a-json-encoded-array/83690)
**Author:** [@flight-astronomer-29](https://community.postman.com/u/flight-astronomer-29)\ **Replies:** 4\ **Last updated:** [August 18, 2025, 7:00pm UTC](https://community.postman.com/t/cuepoints-the-input-should-be-a-json-encoded-array/83690 "2025-08-18T19:00:28Z")
I am trying to post cuepoints into a podcast episode through the Spreaker API. I keep getting this error “cuepoints: The input should be a JSON-encoded array” Here is my json script { “cuepoints”: \[ { “timecode”: 2… --- ## [Successful POST request | AssertionError: expected 400 to be one of \[ 200, 201 \]](https://community.postman.com/t/successful-post-request-assertionerror-expected-400-to-be-one-of-200-201/83527)
**Author:** [@duncanyiu](https://community.postman.com/u/duncanyiu)\ **Replies:** 1\ **Last updated:** [August 13, 2025, 8:23am UTC](https://community.postman.com/t/successful-post-request-assertionerror-expected-400-to-be-one-of-200-201/83527 "2025-08-13T08:23:05Z")
Hi All, New to here. I am trying to migrate some files using postman and I encounter the AssertionError. Please help Many Thanks Best Regard, Duncan --- ## [Are There Any Postman Notebook Tutorial Videos Available?](https://community.postman.com/t/are-there-any-postman-notebook-tutorial-videos-available/83082)
**Author:** [@lunar-module-geolog1](https://community.postman.com/u/lunar-module-geolog1)\ **Replies:** 4\ **Last updated:** [July 31, 2025, 10:00pm UTC](https://community.postman.com/t/are-there-any-postman-notebook-tutorial-videos-available/83082 "2025-07-31T22:00:39Z")
Does anyone know if there are any Postman Notebook tutorial videos available either from Postman themselves or from the community? I’d love to see examples of how to create interactive Notebooks, add input and request … --- ## [Support for Using a Single Large JSON File with Both Global and Iteration-Specific Parameters in Postman Collection Runner](https://community.postman.com/t/support-for-using-a-single-large-json-file-with-both-global-and-iteration-specific-parameters-in-postman-collection-runner/83067)
**Author:** [@bako-csaba-ext](https://community.postman.com/u/bako-csaba-ext)\ **Replies:** 1\ **Last updated:** [July 31, 2025, 11:39am UTC](https://community.postman.com/t/support-for-using-a-single-large-json-file-with-both-global-and-iteration-specific-parameters-in-postman-collection-runner/83067 "2025-07-31T11:39:22Z")
Description: Currently, Postman Collection Runner supports loading iteration data from a JSON array file, where each item corresponds to a single iteration. However, there is no native support for using a single large J… [Next page](https://community.postman.com/tag/json/42.md?match_all_tags=true&page=1&tags%5B%5D=json)