I just installed the component successfully. However after clicking on the any of the component links from the Extension Menu, I am getting a series of error messages. This is just but a extract of the list. What could be wrong?

Notice: Use of undefined constant _BIENVENIDO - assumed '_BIENVENIDO' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 11

Notice: Use of undefined constant _PERIODICOS_INTROTEXT - assumed '_PERIODICOS_INTROTEXT' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 12

Notice: Use of undefined constant _ID_REGLA - assumed '_ID_REGLA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 45

Notice: Use of undefined constant _REGLAS_NINGUNA - assumed '_REGLAS_NINGUNA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 46

Notice: Use of undefined constant _NOMBRE_REGLA - assumed '_NOMBRE_REGLA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 47

Notice: Use of undefined constant _CLAUSULA - assumed '_CLAUSULA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 48

Notice: Use of undefined constant _DETALLES_REGLA - assumed '_DETALLES_REGLA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 49

Notice: Use of undefined constant _EDICION_DE_LA_REGLA - assumed '_EDICION_DE_LA_REGLA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 50

Notice: Use of undefined constant _ATRIBUTOS_NOTICIA - assumed '_ATRIBUTOS_NOTICIA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 51

Notice: Use of undefined constant _NUEVO_NOMBRE - assumed '_NUEVO_NOMBRE' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 52

Notice: Use of undefined constant _CREADOR_DE_REGLAS - assumed '_CREADOR_DE_REGLAS' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 53

Notice: Use of undefined constant _NOMBRE_DE_LA_REGLA - assumed '_NOMBRE_DE_LA_REGLA' in /home/www/kenyaopen4business/administrator/components/com_periodicos/lang/english.php on line 54

Here's the solution!

Error found: missing '' when defining variables!

Just replace the english.php with this new one!

Backup the older.. just in case