Første error:
"Parse error: syntax error, unexpected '$dbServername' (T_VARIABLE) in /var/www/groupu6.dk/Test/includes/login.inc.php on line 9"
Tilhørende script:
<?php

session_start()

//if (isset($_POST['submit'])) {

  //include_once 'dbh.inc.php';

  	$dbServername = "mysql66.unoeuro.com";
	$dbUsername = "groupu6_dk";
	$dbPassWord = "Jimmi2908";
	$dbname = "groupu6_dk_db";

	$conn = mysqli_connect($dbServername,$dbUsername,$dbPassWord,$dbname);

  $uid = mysqli_real_escape_string($conn,$_POST['uid']);
  $pwd = mysqli_real_escape_string($conn,$_POST['pwd']);

  //Error handlers
  //Check if inputs are empty
  if(empty($uid)||empty($pwd)) {
      header("Location: ../index.php?login=empty");
      exit();
  }else {
    $sql = "SELECT * FROM workers WHERE worker_uid='$uid'";
    $result = mysqli_query($conn,$sql);
    $resultCheck = mysqli_num_rows($result);
    if ($resultCheck < 1) {
      header("Location: ../index.php?login=error");
      exit();
    } else {
      if($row = mysqli_fetch_assoc($result)){
         //De-hashing the password
         $hashedPwdCheck = password_verify($pwd, $row['workers_pwd']);
         if ($hashedPwdCheck == false) {
           header("Location: ../index.php?login=error");
           exit();
         } elseif ($hashedPwdCheck == true) {
          //log in the user here
          $_SESSION['u_id'] = $row['workers_id'];
          $_SESSION['u_nare'] = $row['workers_name'];
          $_SESSION['u_email'] = $row['workers_email'];
          $_SESSION['u_uid'] = $row['workers_uid'];
          header("Location: ../index.php?login=success");
          exit();
         }
      }
    }
  }
}else {
  header("Location: ../index.php?login=error");
  exit();
}

Anden Error:
"Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given in /var/www/groupu6.dk/Test/includes/signup.inc.php on line 29

Warning: Cannot modify header information - headers already sent by (output started at /var/www/groupu6.dk/Test/includes/signup.inc.php:29) in /var/www/groupu6.dk/Test/includes/signup.inc.php on line 42"

Tilhørende script:

<?php
if (isset($_POST['submit'])) {

    include_once 'dbh.inc.php';

    $first = mysqli_real_escape_string($conn,$_POST['name']);
    $email = mysqli_real_escape_string($conn,$_POST['email']);
    $uid = mysqli_real_escape_string($conn,$_POST['uid']);
    $pwd = mysqli_real_escape_string($conn,$_POST['pwd']);

    //Error handlers
    //Check for empty fieldset
    if (empty($first)||empty($email)||empty($uid)||empty($pwd)) {
      header("Location: ../signup.php?signup=empty");
      exit();
    } else{
      //Check if input is valid
      if (!preg_match("/^[a-åA-Å]*$/",$first) || !preg_match("/^[a-zA-Z]*$/",$uid)) {
        header("Location: ../signup.php?signup=invalid=characters");
        exit();
      } else{
        //Check If email is valid
        if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
          header("Location: ../signup.php?signup=invalid=email");
          exit();
        } else {
          $sql = "SELCELT * FROM workers WHERE worker_uid='$uid'";
          $result = mysqli_query($conn,$sql);
          $resultCheck = mysqli_num_rows($result);
        }
          if ($resultCheck > 0) {
            header("Location: ../signup.php?signup=username=taken");
            exit();
          } else {
            //Hashing the password
            $hashedPwd = password_hash($pwd,PASSWORD_DEFAULT);
            //insert the user to the databbase
            $sql = "INSERT INTO 'workers' (workers_name,worker_email,workers_uid,worker_pwd) VALUES ('$name','$email
            ','$uid','$hashedPwd');";
            mysqli_query($conn,$sql);

            header("Location: ../index.php?signup=user=sucess");
            exit();
        }
      }
    }

} else{
  header("Location: ../signup.php");
  exit();
}