Can a defense counsel's performance be considered deficient if there is no error to object to?

In what circumstances will the court require a defense counsel to object to a motion where the trial atmosphere was poisonous, and the defense counsel did not object at all? (California, United States of America)

Is there a defense counsel who failed to object to the asserted error by failing to object? (California, United States of America)

When a prosecutor asks a defense counsel a question in voir dire about rape and sexual assault, is the defense counsel's failure to object to the questions? (California, United States of America)

If counsel discovered that the burglary had been reduced to a misdemeanor, and lodged an objection below, would counsel have discovered that counsel had discovered that Counsel had discovered it was a misdemeanor? (California, United States of America)

Is a prosecutor's comment that defense counsel was seeking to "distract the jury from the evidence as an attack on counsel's integrity a fair response to defense counsel's remarks? (California, United States of America)

Can a defense counsel appeal against an admonition from the trial court for failing to timely object to challenged statements made by defense counsel regarding sexual assault? (California, United States of America)

Does a defense counsel provide deficient performance by failing to make an objection to a motion for probation supervision fees? (California, United States of America)

Can defense counsel argue that defense counsel failed to object to the foregoing procedure or request that written instructions be provided to the jury? (California, United States of America)

Can the performance of defense counsel be deficient for failing to object? (California, United States of America)

Does a defense counsel have to make a futile motion or meritless objection to an ex post facto objection? (California, United States of America)