help ! - suddenly , i get stiemaps with 0 urls

[info2699]

help ! - suddenly , i get stiemaps with 0 urls on Analyze Site Structure i see this : Warning:  ksort() expects parameter 1 to be array, null given in /home/cdsoft1/public_html/generator/pages/page-analyze.inc.php on line 120

Warning:  Invalid argument supplied for foreach() in /home/cdsoft1/public_html/generator/pages/page-analyze.inc.php on line 120
[/color][/color]what is the problem ??[/color]

[XML-Sitemaps Support]

Hello,

please check that website is crawlable with our search engine bot simulator tool:
https://www.xml-sitemaps.com/se-bot-simulator.html