Yup,... what JOG said..
Bike trannie's ain't like cars... they aren't built to shift in stasis...
...if you feel any resistance,... pulling the clutch will re-jog the gears, and allow them to mesh...

???...
(Did anybody get that I said.... re-JOG?)...

... (as I support JOG's advice? but, referring to gears?)... ...Score!... It's like brilliant, but slower...
Arh arh arh!....

...
A tiny win... ...but a win...
Such opportunities are irresistible....

...
Eloquent response JOG... I just couldn't resist the reinforcement...