diff --git a/CHANGELOG.md b/CHANGELOG.md
index d02bda507..b2ff74b41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
     * Optimizations for Plugin/Theme loading
 1. [](#bugfix)
     * Force question to install demo content in theme update [#2493](https://github.com/getgrav/grav/issues/2493)
+    * Fixed GPM errors from blueprints not being logged [#2505](https://github.com/getgrav/grav/issues/2505)
         
 # v1.6.9
 ## 05/09/2019
diff --git a/system/src/Grav/Common/Data/Blueprints.php b/system/src/Grav/Common/Data/Blueprints.php
index 0b0719d09..1d0fcc689 100644
--- a/system/src/Grav/Common/Data/Blueprints.php
+++ b/system/src/Grav/Common/Data/Blueprints.php
@@ -39,7 +39,8 @@ class Blueprints
     public function get($type)
     {
         if (!isset($this->instances[$type])) {
-            $this->instances[$type] = $this->loadFile($type);
+            $blueprint = $this->loadFile($type);
+            $this->instances[$type] = $blueprint;
         }
 
         return $this->instances[$type];
@@ -99,6 +100,15 @@ class Blueprints
             $blueprint->setContext($this->search);
         }
 
-        return $blueprint->load()->init();
+        try {
+            $blueprint->load()->init();
+        } catch (\RuntimeException $e) {
+            $log = Grav::instance()['log'];
+            $log->error(sprintf('Blueprint %s cannot be loaded: %s', $name, $e->getMessage()));
+
+            throw $e;
+        }
+
+        return $blueprint;
     }
 }
diff --git a/system/src/Grav/Common/GPM/Common/CachedCollection.php b/system/src/Grav/Common/GPM/Common/CachedCollection.php
index 7c769752e..a6fca4db0 100644
--- a/system/src/Grav/Common/GPM/Common/CachedCollection.php
+++ b/system/src/Grav/Common/GPM/Common/CachedCollection.php
@@ -11,19 +11,22 @@ namespace Grav\Common\GPM\Common;
 
 use Grav\Common\Iterator;
 
-class CachedCollection extends Iterator {
-
+class CachedCollection extends Iterator
+{
     protected static $cache;
 
     public function __construct($items)
     {
         parent::__construct();
+
+        $method = static::class . __METHOD__;
+
         // local cache to speed things up
-        if (!isset(self::$cache[get_called_class() . __METHOD__])) {
-            self::$cache[get_called_class() . __METHOD__] = $items;
+        if (!isset(self::$cache[$method])) {
+            self::$cache[$method] = $items;
         }
 
-        foreach (self::$cache[get_called_class() . __METHOD__] as $name => $item) {
+        foreach (self::$cache[$method] as $name => $item) {
             $this->append([$name => $item]);
         }
     }
diff --git a/system/src/Grav/Common/GPM/Common/Package.php b/system/src/Grav/Common/GPM/Common/Package.php
index d205f1ee1..40d375912 100644
--- a/system/src/Grav/Common/GPM/Common/Package.php
+++ b/system/src/Grav/Common/GPM/Common/Package.php
@@ -11,8 +11,8 @@ namespace Grav\Common\GPM\Common;
 
 use Grav\Common\Data\Data;
 
-class Package {
-
+class Package
+{
     /**
      * @var Data
      */
diff --git a/system/src/Grav/Common/GPM/GPM.php b/system/src/Grav/Common/GPM/GPM.php
index 94eec7d99..6c9e7b0e4 100644
--- a/system/src/Grav/Common/GPM/GPM.php
+++ b/system/src/Grav/Common/GPM/GPM.php
@@ -770,7 +770,7 @@ class GPM extends Iterator
      * @param array $ignore_packages_list
      *
      * @return bool
-     * @throws \Exception
+     * @throws \RuntimeException
      */
     public function checkNoOtherPackageNeedsThisDependencyInALowerVersion(
         $slug,
@@ -793,8 +793,8 @@ class GPM extends Iterator
                     $compatible = $this->checkNextSignificantReleasesAreCompatible($version,
                         $other_dependency_version);
                     if (!$compatible) {
-                        if (!in_array($dependent_package, $ignore_packages_list)) {
-                            throw new \Exception("Package <cyan>$slug</cyan> is required in an older version by package <cyan>$dependent_package</cyan>. This package needs a newer version, and because of this it cannot be installed. The <cyan>$dependent_package</cyan> package must be updated to use a newer release of <cyan>$slug</cyan>.",
+                        if (!in_array($dependent_package, $ignore_packages_list, true)) {
+                            throw new \RuntimeException("Package <cyan>$slug</cyan> is required in an older version by package <cyan>$dependent_package</cyan>. This package needs a newer version, and because of this it cannot be installed. The <cyan>$dependent_package</cyan> package must be updated to use a newer release of <cyan>$slug</cyan>.",
                                 2);
                         }
                     }
@@ -850,10 +850,10 @@ class GPM extends Iterator
                 ) {
                     //Needs a Grav update first
                     throw new \RuntimeException("<red>One of the packages require PHP {$dependencies['php']}. Please update PHP to resolve this");
-                } else {
-                    unset($dependencies[$dependency_slug]);
-                    continue;
                 }
+
+                unset($dependencies[$dependency_slug]);
+                continue;
             }
 
             //First, check for Grav dependency. If a dependency requires Grav > the current version, abort and tell.
@@ -863,10 +863,10 @@ class GPM extends Iterator
                 ) {
                     //Needs a Grav update first
                     throw new \RuntimeException("<red>One of the packages require Grav {$dependencies['grav']}. Please update Grav to the latest release.");
-                } else {
-                    unset($dependencies[$dependency_slug]);
-                    continue;
                 }
+
+                unset($dependencies[$dependency_slug]);
+                continue;
             }
 
             if ($this->isPluginInstalled($dependency_slug)) {
@@ -1092,6 +1092,7 @@ class GPM extends Iterator
         if ($this->versionFormatIsEqualOrHigher($version)) {
             return trim(substr($version, 2));
         }
+
         return $version;
     }
 
@@ -1104,7 +1105,7 @@ class GPM extends Iterator
      *
      * @return bool
      */
-    public function versionFormatIsNextSignificantRelease($version)
+    public function versionFormatIsNextSignificantRelease($version): bool
     {
         return strpos($version, '~') === 0;
     }
@@ -1118,7 +1119,7 @@ class GPM extends Iterator
      *
      * @return bool
      */
-    public function versionFormatIsEqualOrHigher($version)
+    public function versionFormatIsEqualOrHigher($version): bool
     {
         return strpos($version, '>=') === 0;
     }
@@ -1136,7 +1137,7 @@ class GPM extends Iterator
      *
      * @return bool
      */
-    public function checkNextSignificantReleasesAreCompatible($version1, $version2)
+    public function checkNextSignificantReleasesAreCompatible($version1, $version2): bool
     {
         $version1array = explode('.', $version1);
         $version2array = explode('.', $version2);
diff --git a/system/src/Grav/Common/GPM/Local/AbstractPackageCollection.php b/system/src/Grav/Common/GPM/Local/AbstractPackageCollection.php
index 9acc08385..be565c9c9 100644
--- a/system/src/Grav/Common/GPM/Local/AbstractPackageCollection.php
+++ b/system/src/Grav/Common/GPM/Local/AbstractPackageCollection.php
@@ -16,6 +16,7 @@ abstract class AbstractPackageCollection extends BaseCollection
     public function __construct($items)
     {
         parent::__construct();
+
         foreach ($items as $name => $data) {
             $data->set('slug', $name);
             $this->items[$name] = new Package($data, $this->type);
diff --git a/system/src/Grav/Common/GPM/Local/Plugins.php b/system/src/Grav/Common/GPM/Local/Plugins.php
index 9c8e6dd13..19adfb88e 100644
--- a/system/src/Grav/Common/GPM/Local/Plugins.php
+++ b/system/src/Grav/Common/GPM/Local/Plugins.php
@@ -25,6 +25,7 @@ class Plugins extends AbstractPackageCollection
     {
         /** @var \Grav\Common\Plugins $plugins */
         $plugins = Grav::instance()['plugins'];
+
         parent::__construct($plugins->all());
     }
 }
diff --git a/system/src/Grav/Common/GPM/Remote/AbstractPackageCollection.php b/system/src/Grav/Common/GPM/Remote/AbstractPackageCollection.php
index b46dc04da..429c5b1dc 100644
--- a/system/src/Grav/Common/GPM/Remote/AbstractPackageCollection.php
+++ b/system/src/Grav/Common/GPM/Remote/AbstractPackageCollection.php
@@ -43,7 +43,7 @@ class AbstractPackageCollection extends BaseCollection
     {
         parent::__construct();
         if ($repository === null) {
-            throw new \RuntimeException("A repository is required to indicate the origin of the remote collection");
+            throw new \RuntimeException('A repository is required to indicate the origin of the remote collection');
         }
 
         $channel = Grav::instance()['config']->get('system.gpm.releases', 'stable');
diff --git a/system/src/Grav/Common/GPM/Remote/GravCore.php b/system/src/Grav/Common/GPM/Remote/GravCore.php
index 168f82f8e..1d30120d0 100644
--- a/system/src/Grav/Common/GPM/Remote/GravCore.php
+++ b/system/src/Grav/Common/GPM/Remote/GravCore.php
@@ -37,9 +37,9 @@ class GravCore extends AbstractPackageCollection
         $this->fetch($refresh, $callback);
 
         $this->data    = json_decode($this->raw, true);
-        $this->version = isset($this->data['version']) ? $this->data['version'] : '-';
-        $this->date    = isset($this->data['date']) ? $this->data['date'] : '-';
-        $this->min_php = isset($this->data['min_php']) ? $this->data['min_php'] : null;
+        $this->version = $this->data['version'] ?? '-';
+        $this->date    = $this->data['date'] ?? '-';
+        $this->min_php = $this->data['min_php'] ?? null;
 
         if (isset($this->data['assets'])) {
             foreach ((array)$this->data['assets'] as $slug => $data) {
diff --git a/system/src/Grav/Common/Plugins.php b/system/src/Grav/Common/Plugins.php
index 87908517a..358727f33 100644
--- a/system/src/Grav/Common/Plugins.php
+++ b/system/src/Grav/Common/Plugins.php
@@ -133,12 +133,25 @@ class Plugins extends Iterator
      */
     public static function all()
     {
-        $plugins = Grav::instance()['plugins'];
+        $grav = Grav::instance();
+        $plugins = $grav['plugins'];
         $list = [];
 
         foreach ($plugins as $instance) {
             $name = $instance->name;
-            $result = self::get($name);
+
+            try {
+                $result = self::get($name);
+            } catch (\Exception $e) {
+                $exception = new \RuntimeException(sprintf('Plugin %s: %s', $name, $e->getMessage()), $e->getCode(), $e);
+
+                /** @var Debugger $debugger */
+                $debugger = $grav['debugger'];
+                $debugger->addMessage("Plugin {$name} cannot be loaded, please check Exceptions tab", 'error');
+                $debugger->addException($exception);
+
+                continue;
+            }
 
             if ($result) {
                 $list[$name] = $result;
diff --git a/system/src/Grav/Common/Themes.php b/system/src/Grav/Common/Themes.php
index 2d12b3399..6720d462d 100644
--- a/system/src/Grav/Common/Themes.php
+++ b/system/src/Grav/Common/Themes.php
@@ -100,7 +100,19 @@ class Themes extends Iterator
             }
 
             $theme = $directory->getFilename();
-            $result = $this->get($theme);
+
+            try {
+                $result = $this->get($theme);
+            } catch (\Exception $e) {
+                $exception = new \RuntimeException(sprintf('Theme %s: %s', $theme, $e->getMessage()), $e->getCode(), $e);
+
+                /** @var Debugger $debugger */
+                $debugger = $this->grav['debugger'];
+                $debugger->addMessage("Theme {$theme} cannot be loaded, please check Exceptions tab", 'error');
+                $debugger->addException($exception);
+
+                continue;
+            }
 
             if ($result) {
                 $list[$theme] = $result;