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我有一個簡單的表單，當我點擊在線提交表單時，我們有內部錯誤500，但提交表單後我有更新數據。當我提交表單時，500內部服務器錯誤
它在本地運行良好，但在線提交表單有同樣的問題。
我說我在這裏的代碼，
<form action="purchase.php" method="post">
<div class="row">
<div class="col-md-2">
Medicine name :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productName" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Brand Name :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="brandName" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Medicine Strenght :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productPow" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Medicine Form :
</div>
<div class="col-md-4">
<div class="input-field">
<select name="productType" class="form-control" onchange='Check(this.value);'>
<option id="txt1">Capsule</option>
<option id="txt1">Tablet</option>
<option id="txt1">Syrup</option>
<option id="txt1">Injection</option>
<option id="txt1">Ointment</option>
<option id="txt1">Cream</option>
<option id="txt1">Gel</option>
<option id="txt1">Lotion</option>
<option id="txt1">Shampoo</option>
<option id="txt1">Susp</option>
<option id="txt1">Liniment</option>
<option id="txt1">Bar</option>
<option id="txt1">Soap</option>
<option id="txt1">FaceWash</option>
<option id="txt1">Oil</option>
<option id="txt1">Powder</option>
<option id="others">others</option>
</select>
</div>
</div>
<div class="col-md-3">
<input type="text" class="form-control" name="productType1" id="txt" style="display:none;">
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Product Company :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productCom" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Batch No :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="batch" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Manufacturing Date :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" id="start" name="productMdate" placeholder="mm/yyyy" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Expiry Date :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" id="end" name="productEdate" placeholder="mm/yyyy" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Quantity :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productQty" id="productQty" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
MRP :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productMRP" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Price Per Quantity :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="PQty" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Actual Price :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productAPrice" id="productAPrice" placeholder="" required>
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
VAT :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productVAT" id="productVAT" onkeyup="purchasecal();">
</div>
</div>
</div>
<br />
<div class="row">
<div class="col-md-2">
Price :
</div>
<div class="col-md-4">
<div class="input-field">
<input type="text" class="form-control" name="productPrice" id="productPrice" placeholder="" required>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<input type="submit" class="btn btn-blue pull-right" value="SUBMIT" name="msg-submit"><br />
</div>
</div>
</form>
<div class="row">
<div class="col-lg-12 col-md-12 col-sm-12">
<!--<iframe name="viewside" src="purchase_entry.php" width="100%"
height="700px" frameBorder="0">
</iframe>-->
</div>
</div>
</div>
</section>
<?php
include_once('connect_db.php');
if(isset($_POST['msg-submit'])){
$productName=$_POST['productName'];
$brandName=$_POST['brandName'];
$productPow=$_POST['productPow'];
$productType=$_POST['productType'];
$productCom=$_POST['productCom'];
$batch=$_POST['batch'];
$productMdate=$_POST['productMdate'];
$productEdate=$_POST['productEdate'];
$productQty=$_POST['productQty'];
$productPrice=$_POST['productPrice'];
$PQty=$_POST['PQty'];
$productAPrice=$_POST['productAPrice'];
$productVAT=$_POST['productVAT'];
$productMRP=$_POST['productMRP'];
$sql="INSERT INTO xxx (product_name, product_brand, product_power, product_type, product_Com, batch_no, manufacturing_date, expiry_date, quantity, price, ppq, actual_price, vat, mrp, Purchase_Date, Stock_Count) VALUES ('$productName','$brandName', '$productPow', '$productType', '$productCom', '$batch', '$productMdate', '$productEdate', '$productQty', '$productPrice', '$PQty', '$productAPrice', '$productVAT', '$productMRP', DATE_FORMAT(NOW(),'%d/%m/%Y'), '$productQty')";
mysql_query($sql);
}
你應該檢查服務器的錯誤日誌，你可能是sql注入自己，'mysql_ *'可能不存在（php 7）等。 – jeroen
你檢查過.htaccess文件嗎？ –
由於'500'是一個內部服務器錯誤，它可能值得看看服務器，看看實際的錯誤是什麼... –