Error on upgrade to version from 1.4.3 to 1.5

Hi guys,

I want to upgrade to 1.5.4 but i tought it was better to first upgrade to 1.5 so i could follow all the update instructions.

When i go to /index.php/setup i get an error. Can someone help me please?

**Fatal error: Can't use function return value in write context in /home/r2927rsm/public_html/ivoqnew/application/modules/setup/controllers/Setup.php on line 329**
**A PHP Error was encountered**

**Severity: Warning**

**Message: Cannot modify header information - headers already sent by (output started at /home/r2927rsm/public_html/ivoqnew/application/modules/setup/controllers/Setup.php:329)**

**Filename: core/Common.php**

**Line Number: 564**

**Backtrace:**
**A PHP Error was encountered**

**Severity: Compile Error**

**Message: Can't use function return value in write context**

**Filename: controllers/Setup.php**

**Line Number: 329**

**Backtrace:**

No. Please use the newest version to upgrade from 1.4 to 1.5.

Thank you Kovah! It’s now working.

I have now an error when i want to open a pdf but i will try to figure it out myself.