Kong/insomnia · error · Error

Unsupported tag ${tagName} for plugin ${pluginName}

Error message

Unsupported tag ${tagName} for plugin ${pluginName}

What it means

Error "Unsupported tag ${tagName} for plugin ${pluginName}" thrown in Kong/insomnia.

Source

Thrown at packages/insomnia/src/main/templating-worker-database.ts:1047

        const { resolveTemplateTagModules, resolveTemplateTagCapabilities } = await import(
          '../templating/sandbox/surface-profiles'
        );
        try {
          return await runPluginTagInSandbox(
            readPluginModuleMap({ directory: targetTag.plugin.directory, name: pluginName }),
            body,
            resolveTemplateTagModules(targetTag.plugin.permissions?.modules),
            resolveTemplateTagCapabilities(targetTag.plugin.permissions?.capabilities),
          );
        } catch (err) {
          // Surface a one-time migration hint for manifest-less plugins, then let the denial through.
          maybeWarnMissingManifest(targetTag.plugin, err);
          throw err;
        }
      }
      return runPluginTag(targetTag.templateTag.run, body);
    }
    throw new Error(`Unsupported tag ${tagName} for plugin ${pluginName}`);
  },
  // execute the plugin exported main action with the given parameters
  'plugin.executeBundlePluginMainAction': async (body: {
    pluginName: string;
    actionName: string;
    context?: Record<string, any>;
    params?: Record<string, any>;
  }) => {
    const { pluginName, actionName, context, params } = body;
    const appBundlePluginNames = getAppBundlePlugins().map(p => p.name);
    if (appBundlePluginNames.includes(pluginName)) {
      const module = getBundlePluginModule(pluginName);
      const pluginActions = module?.unsafePluginMainActions || [];
      const targetAction = pluginActions.find(action => action.name === actionName);
      if (targetAction) {
        const commonContext = getPluginCommonContext({ plugin: { name: pluginName } });
        return targetAction.action({ ...commonContext, ...context }, params);
      }

View on GitHub (pinned to d9bb2b0142)

When it happens

Trigger: Thrown at packages/insomnia/src/main/templating-worker-database.ts:1047 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Kong/insomnia@d9bb2b0142 (2026-08-26). Data as JSON: /api/errors/b00fb9bc03554f3f. Report an issue: GitHub.