 Complete the following phrase:  In 1940 the prosecutors office in Münster had launched a criminal investigation against Schreiber in respect of supposed violation of technical and administrative regulations at the institutes confiscated from him the previous year. Embezzlement was alleged. Many details of the case remain unclear, as are the circumstances under which it was dropped, probably for lack of evidence, on 9 May 1942. The party did not give up, however, and Schreiber was now placed under house arrest, while the security services continued to try and find reasons to reopen the case against him. Schreiber avoided capture in the aftermath of the 