Defensively code against invalid mpa ids handed to staticmap service
Defensively code against invalid mpa ids handed to staticmap service

google-code-export/marinemap,Alwnikrotikz/marinemap,google-code-export/marinemap,google-code-export/marinemap,Alwnikrotikz/marinemap,google-code-export/marinemap,Alwnikrotikz/marinemap,Alwnikrotikz/marinemap