Error message

• Notice: unserialize(): Unexpected end of serialized data in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).
• Notice: unserialize(): Error at offset 51 of 52 bytes in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).
• Notice: unserialize(): Error at offset 2 of 11 bytes in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).
• Notice: unserialize(): Error at offset 726 of 764 bytes in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).
• Notice: unserialize(): Error at offset 12380 of 14046 bytes in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).
• Notice: unserialize(): Error at offset 263 of 268 bytes in variable_initialize() (line 1202 of /home/au01/http/qa/includes/bootstrap.inc).