diff --git a/app/Http/Controllers/Accessories/AccessoryCheckoutController.php b/app/Http/Controllers/Accessories/AccessoryCheckoutController.php
index 1ea036e6ed..1cafe319d1 100644
--- a/app/Http/Controllers/Accessories/AccessoryCheckoutController.php
+++ b/app/Http/Controllers/Accessories/AccessoryCheckoutController.php
@@ -18,31 +18,36 @@ class AccessoryCheckoutController extends Controller
      * Return the form to checkout an Accessory to a user.
      *
      * @author [A. Gianotto] [<snipe@snipe.net>]
-     * @param  int $accessoryId
+     * @param  int $id
      * @return View
      * @throws \Illuminate\Auth\Access\AuthorizationException
      */
-    public function create($accessoryId)
+    public function create($id)
     {
-        // Check if the accessory exists
-        if (is_null($accessory = Accessory::withCount('users as users_count')->find($accessoryId))) {
-            // Redirect to the accessory management page with error
-            return redirect()->route('accessories.index')->with('error', trans('admin/accessories/message.not_found'));
-        }
 
-        // Make sure there is at least one available to checkout
-        if ($accessory->numRemaining() <= 0){
-            return redirect()->route('accessories.index')->with('error', trans('admin/accessories/message.checkout.unavailable'));
-        }
-        
-        if ($accessory->category) {
+        if ($accessory = Accessory::withCount('users as users_count')->find($id)) {
+
             $this->authorize('checkout', $accessory);
 
-            // Get the dropdown of users and then pass it to the checkout view
-            return view('accessories/checkout', compact('accessory'));
+            if ($accessory->category) {
+                // Make sure there is at least one available to checkout
+                if ($accessory->numRemaining() <= 0){
+                    return redirect()->route('accessories.index')->with('error', trans('admin/accessories/message.checkout.unavailable'));
+                }
+
+                // Return the checkout view
+                return view('accessories/checkout', compact('accessory'));
+            }
+
+            // Invalid category
+            return redirect()->route('accessories.edit', ['accessory' => $accessory->id])
+                ->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.accessory')]));
+
         }
 
-        return redirect()->back()->with('error', 'The category type for this accessory is not valid. Edit the accessory and select a valid accessory category.');
+        // Not found
+        return redirect()->route('accessories.index')->with('error', trans('admin/accessories/message.not_found'));
+
     }
 
     /**
diff --git a/app/Http/Controllers/Components/ComponentCheckoutController.php b/app/Http/Controllers/Components/ComponentCheckoutController.php
index 412d9dde62..79ff57e7df 100644
--- a/app/Http/Controllers/Components/ComponentCheckoutController.php
+++ b/app/Http/Controllers/Components/ComponentCheckoutController.php
@@ -20,25 +20,38 @@ class ComponentCheckoutController extends Controller
      * @author [A. Gianotto] [<snipe@snipe.net>]
      * @see ComponentCheckoutController::store() method that stores the data.
      * @since [v3.0]
-     * @param int $componentId
+     * @param int $id
      * @return \Illuminate\Contracts\View\View
      * @throws \Illuminate\Auth\Access\AuthorizationException
      */
-    public function create($componentId)
+    public function create($id)
     {
-        // Check if the component exists
-        if (is_null($component = Component::find($componentId))) {
-            // Redirect to the component management page with error
-            return redirect()->route('components.index')->with('error', trans('admin/components/message.not_found'));
-        }
-        $this->authorize('checkout', $component);
 
-        // Make sure there is at least one available to checkout
-        if ($component->numRemaining() <= 0){
-            return redirect()->route('components.index')->with('error', trans('admin/components/message.checkout.unavailable'));
+        if ($component = Component::find($id)) {
+
+            $this->authorize('checkout', $component);
+
+            // Make sure the category is valid
+            if ($component->category) {
+
+                // Make sure there is at least one available to checkout
+                if ($component->numRemaining() <= 0){
+                    return redirect()->route('components.index')
+                        ->with('error', trans('admin/components/message.checkout.unavailable'));
+                }
+
+                // Return the checkout view
+                return view('components/checkout', compact('component'));
+            }
+
+            // Invalid category
+            return redirect()->route('components.edit', ['component' => $component->id])
+                ->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.component')]));
         }
 
-        return view('components/checkout', compact('component'));
+        // Not found
+        return redirect()->route('components.index')->with('error', trans('admin/components/message.not_found'));
+
     }
 
     /**
diff --git a/app/Http/Controllers/Consumables/ConsumableCheckoutController.php b/app/Http/Controllers/Consumables/ConsumableCheckoutController.php
index 5723c2c7ed..0cac973415 100644
--- a/app/Http/Controllers/Consumables/ConsumableCheckoutController.php
+++ b/app/Http/Controllers/Consumables/ConsumableCheckoutController.php
@@ -4,6 +4,7 @@ namespace App\Http\Controllers\Consumables;
 
 use App\Events\CheckoutableCheckedOut;
 use App\Http\Controllers\Controller;
+use App\Models\Accessory;
 use App\Models\Consumable;
 use App\Models\User;
 use Illuminate\Http\Request;
@@ -18,30 +19,38 @@ class ConsumableCheckoutController extends Controller
      * @author [A. Gianotto] [<snipe@snipe.net>]
      * @see ConsumableCheckoutController::store() method that stores the data.
      * @since [v1.0]
-     * @param int $consumableId
+     * @param int $id
      * @return \Illuminate\Contracts\View\View
      * @throws \Illuminate\Auth\Access\AuthorizationException
      */
-    public function create($consumableId)
+    public function create($id)
     {
 
-        if (is_null($consumable = Consumable::with('users')->find($consumableId))) {
-            return redirect()->route('consumables.index')->with('error', trans('admin/consumables/message.does_not_exist'));
+        if ($consumable = Consumable::with('users')->find($id)) {
+
+            $this->authorize('checkout', $consumable);
+
+            // Make sure the category is valid
+            if ($consumable->category) {
+
+                // Make sure there is at least one available to checkout
+                if ($consumable->numRemaining() <= 0){
+                    return redirect()->route('consumables.index')
+                        ->with('error', trans('admin/consumables/message.checkout.unavailable'));
+                }
+
+                // Return the checkout view
+                return view('consumables/checkout', compact('consumable'));
+            }
+
+            // Invalid category
+            return redirect()->route('consumables.edit', ['consumable' => $consumable->id])
+                ->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.consumable')]));
         }
 
-        // Make sure there is at least one available to checkout
-        if ($consumable->numRemaining() <= 0){
-            return redirect()->route('consumables.index')->with('error', trans('admin/consumables/message.checkout.unavailable'));
-        }
+        // Not found
+        return redirect()->route('consumables.index')->with('error', trans('admin/consumables/message.does_not_exist'));
 
-        // Make sure there is a valid category
-        if (!$consumable->category){
-            return redirect()->route('consumables.edit', ['consumable' => $consumable->id])->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.consumable')]));
-        }
-
-        $this->authorize('checkout', $consumable);
-
-        return view('consumables/checkout', compact('consumable'));
     }
 
     /**
diff --git a/app/Http/Controllers/Licenses/LicenseCheckoutController.php b/app/Http/Controllers/Licenses/LicenseCheckoutController.php
index 07ca8bbd58..d61a1ad819 100644
--- a/app/Http/Controllers/Licenses/LicenseCheckoutController.php
+++ b/app/Http/Controllers/Licenses/LicenseCheckoutController.php
@@ -5,6 +5,7 @@ namespace App\Http\Controllers\Licenses;
 use App\Events\CheckoutableCheckedOut;
 use App\Http\Controllers\Controller;
 use App\Http\Requests\LicenseCheckoutRequest;
+use App\Models\Accessory;
 use App\Models\Asset;
 use App\Models\License;
 use App\Models\LicenseSeat;
@@ -21,23 +22,35 @@ class LicenseCheckoutController extends Controller
      *
      * @author [A. Gianotto] [<snipe@snipe.net>]
      * @since [v1.0]
-     * @param $licenseId
+     * @param $id
      * @return \Illuminate\Contracts\View\View
      * @throws \Illuminate\Auth\Access\AuthorizationException
      */
-    public function create($licenseId)
+    public function create($id)
     {
-        // Check that the license is valid
-        if ($license = License::find($licenseId)) {
+
+        if ($license = License::find($id)) {
 
             $this->authorize('checkout', $license);
-            // If the license is valid, check that there is an available seat
-            if ($license->avail_seats_count < 1) {
-                return redirect()->route('licenses.index')->with('error', 'There are no available seats for this license');
+
+            if ($license->category) {
+
+                // Make sure there is at least one available to checkout
+                if ($license->availCount()->count() < 1){
+                    return redirect()->route('licenses.index')->with('error', trans('admin/licenses/message.checkout.not_enough_seats'));
+                }
+
+                // Return the checkout view
+                return view('licenses/checkout', compact('license'));
             }
-            return view('licenses/checkout', compact('license'));
+
+            // Invalid category
+            return redirect()->route('licenses.edit', ['license' => $license->id])
+                ->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.license')]));
+
         }
 
+        // Not found
         return redirect()->route('licenses.index')->with('error', trans('admin/licenses/message.not_found'));