From 1d2bd1c393d281871b382d3af7769a6541dc86c6 Mon Sep 17 00:00:00 2001
From: Craigory Coppola <craigorycoppola@gmail.com>
Date: Tue, 26 Apr 2022 17:05:57 -0400
Subject: [PATCH] fix(core): correct log message when uninstalled plugin is
 referenced in nx.json (#9994)

Fixes #9976
---
 packages/nx/src/utils/nx-plugin.ts | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/packages/nx/src/utils/nx-plugin.ts b/packages/nx/src/utils/nx-plugin.ts
index 52abe15072d04..945712bfb72ea 100644
--- a/packages/nx/src/utils/nx-plugin.ts
+++ b/packages/nx/src/utils/nx-plugin.ts
@@ -14,6 +14,7 @@ import {
   WorkspaceJsonConfiguration,
 } from '../config/workspace-json-project-json';
 import { findMatchingProjectForPath } from './target-project-locator';
+import { logger } from './logger';
 
 export type ProjectTargetConfigurator = (
   file: string
@@ -54,10 +55,19 @@ export function loadNxPlugins(
           } catch (e) {
             if (e.code === 'MODULE_NOT_FOUND') {
               const plugin = resolveLocalNxPlugin(moduleName);
-              const main = readPluginMainFromProjectConfiguration(
-                plugin.projectConfig
-              );
-              pluginPath = main ? path.join(workspaceRoot, main) : plugin.path;
+              if (plugin) {
+                const main = readPluginMainFromProjectConfiguration(
+                  plugin.projectConfig
+                );
+                pluginPath = main
+                  ? path.join(workspaceRoot, main)
+                  : plugin.path;
+              } else {
+                logger.error(
+                  `Plugin listed in \`nx.json\` not found: ${moduleName}`
+                );
+                throw e;
+              }
             } else {
               throw e;
             }