The most common and most likely answer to this crossword clue is the 6 plus 4 letter word RISING DAMP
I've seen this crossword clue in The Daily Telegraph
R
I
S
I
N
G
D
A
M
P
More clues leading to the result RISING DAMP
- Show broadcast mid-spring around 1st of April
- Discovering it sends homeowner up the wall
- Problem in building slope – digs in loose filling
- Domestic problem having to tell mother to cut rent
- Rebellion lacking enthusiasm for old comedy programme
- Cause of structural damage in digs angrily received by artist and one sitting
- Ground amid spring, moisture inside
- TV sitcom‘s revolting commercial turned over by house member
- House is damaged by this Prime Minister’s promotion, rejected after rebellion
- In some homes it’s a problem of course
Buddy explains!

The straight part
We know that "old comedy programme" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case old comedy programme = rising damp.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.