OWSWITCH: fix 'Use of uninitialized value in left bitshift (
OWSWITCH: fix 'Use of uninitialized value in left bitshift (<<) at ./FHEM/21_OWSWITCH.pm line 717.' when being used with OWX_ASYNCView Changes
Source: OWSWITCH: fix 'Use of uninitialized value in left bitshift ( (http://sourceforge.net/p/fhem/code/5523/)