23:20:46 Create new PHPExcel object
23:20:46 Set document properties
23:20:46 Add some data
23:20:46 Add comments
23:20:46 Add rich-text string
23:20:46 Merge cells
23:20:46 Protect cells
23:20:46 Set cell number formats
23:20:46 Set column widths
23:20:46 Set fonts
23:20:46 Set alignments
23:20:46 Set thin black border outline around column
23:20:46 Set thick brown border outline around Total
23:20:46 Set fills
23:20:46 Set style for header row using alternative method
23:20:46 Unprotect a cell
23:20:46 Add a hyperlink to an external website
23:20:46 Add a hyperlink to another cell on a different worksheet within the workbook
23:20:46 Add a drawing to the worksheet
23:20:46 Add a drawing to the worksheet
23:20:46 Add a drawing to the worksheet
23:20:46 Play around with inserting and removing rows and columns
23:20:46 Set header/footer
23:20:46 Set page orientation and size
23:20:46 Rename first worksheet
23:20:46 Create a second Worksheet object
23:20:46 Add some data
23:20:46 Set the worksheet tab color
23:20:46 Set alignments
23:20:46 Set column widths
23:20:46 Set fonts
23:20:46 Add a drawing to the worksheet
23:20:46 Set page orientation and size
23:20:46 Rename second worksheet
23:20:46 Write to HTML format

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Fatal error: Uncaught PHPExcel_Writer_Exception: Could not open file /var/www/html/Mockups/git-test/mohapatra-scientific/vendor/phpoffice/phpexcel/Examples/17html.htm for writing. in /var/www/html/Mockups/git-test/mohapatra-scientific/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php:161 Stack trace: #0 /var/www/html/Mockups/git-test/mohapatra-scientific/vendor/phpoffice/phpexcel/Examples/17html.php(50): PHPExcel_Writer_HTML->save() #1 {main} thrown in /var/www/html/Mockups/git-test/mohapatra-scientific/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php on line 161