Hi, thank you for your response. Just checked, it seems it is not the URL encoding issue this is the uri value i'm searching for(and the document does contain it) rade/aols/insolvenzrecht/persoenliche-risiken-fuer-organe-von-kapitalgesellschaften-gmbh-geschaeftsfuehrer-ag-vorstand this filter returns nothing: uri:rade/aols/insolvenzrecht/persoenliche-risiken-fuer-organe-von-kapitalgesellschaften-gmbh-geschaeftsfu and this filter(1 symbol shorter) returns the document: uri:rade/aols/insolvenzrecht/persoenliche-risiken-fuer-organe-von-kapitalgesellschaften-gmbh-geschaeftsf