diff --git a/admin/document_template_details.php b/admin/document_template_details.php
index 1b8ffe7d..47cc9876 100644
--- a/admin/document_template_details.php
+++ b/admin/document_template_details.php
@@ -15,7 +15,13 @@ if (isset($_GET['document_template_id'])) {
     $document_template_id = intval($_GET['document_template_id']);
 }
 
-$sql_document = mysqli_query($mysqli, "SELECT * FROM document_templates WHERE document_template_id = $document_template_id");
+$sql_document = mysqli_query($mysqli, "SELECT * FROM document_templates WHERE document_template_id = $document_template_id LIMIT 1");
+
+if (mysqli_num_rows($sql_document) == 0) {
+    echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='javascript:history.back()'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
+    require_once "../includes/footer.php";
+    exit();
+}
 
 $row = mysqli_fetch_array($sql_document);
 
diff --git a/admin/project_template_details.php b/admin/project_template_details.php
index 857f1a7b..e8b6a2c6 100644
--- a/admin/project_template_details.php
+++ b/admin/project_template_details.php
@@ -13,9 +13,9 @@ if (isset($_GET['project_template_id'])) {
     );
 
     if (mysqli_num_rows($sql_project_templates) == 0) {
-        echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='admin_project_template.php'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
+        echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='javascript:history.back()'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
 
-        include_once "footer.php";
+        require_once "../includes/footer.php";
         exit;
     }
 
diff --git a/admin/ticket_template_details.php b/admin/ticket_template_details.php
index 75a7995a..a978fce5 100644
--- a/admin/ticket_template_details.php
+++ b/admin/ticket_template_details.php
@@ -15,9 +15,15 @@ if (isset($_GET['ticket_template_id'])) {
     $ticket_template_id = intval($_GET['ticket_template_id']);
 }
 
-$sql_ticket_templates = mysqli_query($mysqli, "SELECT * FROM ticket_templates WHERE ticket_template_id = $ticket_template_id");
+$sql_ticket_template = mysqli_query($mysqli, "SELECT * FROM ticket_templates WHERE ticket_template_id = $ticket_template_id LIMIT 1");
 
-$row = mysqli_fetch_array($sql_ticket_templates);
+if (mysqli_num_rows($sql_ticket_template) == 0) {
+    echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='javascript:history.back()'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
+    require_once "../includes/footer.php";
+    exit();
+}
+
+$row = mysqli_fetch_array($sql_ticket_template);
 
 $ticket_template_name = nullable_htmlentities($row['ticket_template_name']);
 $ticket_template_description = nullable_htmlentities($row['ticket_template_description']);
diff --git a/agent/contact_details.php b/agent/contact_details.php
index 707e2052..a3420b8c 100644
--- a/agent/contact_details.php
+++ b/agent/contact_details.php
@@ -20,8 +20,15 @@ if (isset($_GET['contact_id'])) {
         LEFT JOIN users ON user_id = contact_user_id
         WHERE contact_id = $contact_id
         $client_query
+        LIMIT 1
     ");
 
+    if (mysqli_num_rows($sql) == 0) {
+        echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='javascript:history.back()'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
+        require_once "../includes/footer.php";
+        exit();
+    }
+
     $row = mysqli_fetch_array($sql);
     $client_id = intval($row['client_id']);
     $client_name = nullable_htmlentities($row['client_name']);
diff --git a/agent/document_details.php b/agent/document_details.php
index ad86884d..db6d150e 100644
--- a/agent/document_details.php
+++ b/agent/document_details.php
@@ -20,9 +20,16 @@ $folder_location = 0;
 $sql_document = mysqli_query($mysqli, "SELECT * FROM documents 
     LEFT JOIN folders ON document_folder_id = folder_id
     LEFT JOIN users ON document_created_by = user_id
-    WHERE document_client_id = $client_id AND document_id = $document_id"
+    WHERE document_client_id = $client_id AND document_id = $document_id
+    LIMIT 1"
 );
 
+if (mysqli_num_rows($sql_document) == 0) {
+    echo "<center><h1 class='text-secondary mt-5'>Nothing to see here</h1><a class='btn btn-lg btn-secondary mt-3' href='javascript:history.back()'><i class='fa fa-fw fa-arrow-left'></i> Go Back</a></center>";
+    require_once "../includes/footer.php";
+    exit();
+}
+
 $row = mysqli_fetch_array($sql_document);
 
 $folder_name = nullable_htmlentities($row['folder_name']);