Error message

• Warning: chmod(): Operation not permitted in _event_css_add() (line 272 of /home/rdi/public_html/rspg/sites/all/modules/event_calendar/event_calendar_colors/event_calendar_colors.module).
• Notice: Undefined offset: 1 in counter_get_browser() (line 70 of /home/rdi/public_html/rspg/sites/all/modules/counter/counter.lib.inc).