Low Power System Design Hardware Related Security and Trust

Error message

• Deprecated function: preg_split(): Passing null to parameter #2 ($subject) of type string is deprecated in engrnews_get_index() (line 351 of sites/all/modules/custom/engrnews/engrnews.module).
• Deprecated function: preg_split(): Passing null to parameter #2 ($subject) of type string is deprecated in engrnews_get_index() (line 351 of sites/all/modules/custom/engrnews/engrnews.module).
• Deprecated function: preg_split(): Passing null to parameter #2 ($subject) of type string is deprecated in engrnews_get_index() (line 351 of sites/all/modules/custom/engrnews/engrnews.module).
• Deprecated function: preg_split(): Passing null to parameter #2 ($subject) of type string is deprecated in engrnews_get_index() (line 351 of sites/all/modules/custom/engrnews/engrnews.module).
• Deprecated function: preg_split(): Passing null to parameter #2 ($subject) of type string is deprecated in engrnews_get_index() (line 351 of sites/all/modules/custom/engrnews/engrnews.module).