However, neither anyone was injured, nor any case was registered so far in the incident, city SP S M Zaidee said, adding that "no one turned up" for filing any report.
Shouting anti-CM slogans, Chouhan's cabinet colleague Kailash Vijayvergiya and Ramesh Mandola along with about 200 RSS activists entered the BJP office in Jaora compound under Sanyogitaganj area last night and damaged office furniture and electronic gadgets, sources said.
They demanded that "those who work for welfare of the majority community should be in the government" and sought for cancellation of transfer order of Assistant Superintendent of Police Rakesh Singh.
The protest was led by Indore division RSS leaders Pramod Jha, Gopal Goyal, Rakesh Dubey and Dilip Jain.
The panic stricken BJP workers present during the night shift locked themselves in a room for safety, sources said.
ASP Singh had reportedly taken strong action in the case against notorious criminal Manoj Parmar, who was shot at by a miscreant during a religious procession on July 30, and also some BJP leaders supporting Parmar, accused in 22 criminal cases.
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The activists later burnt an effigy of the Chief Minister at Rajwada, sources said.
Additional police security was deployed outside the BJP office to ensure the law and order, police said.
When contacted to clarify whether ASP Rakesh Singh was transferred, SSP A Sai Manohar said, "I need more time to clarify the situation."
ASP Singh could not be contacted, while none of the staff in his office were able to tell his whereabouts.
SP(HQ) Dr Ashish told PTI that till last night there was no such transfer order for the ASP.
"We will clarify the exact situation later in the day", he added.
Reacting on the RSS-BJP clash, the state Congress unit spokesman Narendra Saluja said, it was now clear that "gunda raj" was prevailing in BJP-ruled Madhya Pradesh government.