An error occured

partner: PR-PRISMEOFFICE Could not request security server - Variable exception occured: ilex.signandgo.client.pub.variable.VariableException: [Type =RESPONSE_KO][Description=[SAMLV2.DEC_REQ_AUTH.fZJNb+IwEIb/SuR74jQQQixAYvlQI7XbCNg99FIZZ7xYSuzU47Dtv68TWpXdA0fPzDvPzDueIW/qli07d9I7eO0AXfDW1BrZkJiTzmpmOCpkmjeAzAm2Xz4+sCSKWWuNM8LU5EpyW8ERwTplNAmK9Zy8VLnMk7Ecp/yYZVnOxTjLs1GSilTGx1TKUT7NJtN8NOYk+A0WvXJOfCMvR+yg0Oi4dj4UJ6MwTsNkcoinLL5jd/kzCdZ+G6W5G1Qn51pklAqjNbz5UKQqbVwkLe3nPid0KUQHqu69oEVV+icg0nIXlrti/7h52m6L1YYEy68dVkZj14Ddgz0rAb92D9+U1ipswEjpExH3oPMAUk1bQ48bmJQLjNpTS4Ly08kfSldK/7lt4vFShOz+cCjD8ml/IItZ348NptjFfyPP6HVydrn4T9+2WJemVuI92BrbcHeb2kdUFcqhlDnLNSrQzvtR1+bvygJ3MCfOdkDo4oL8918tPgA==$$$GETERROR$$$:Partner [PR-PRISMEOFFICE > PR-PRISMEOFFICE] - Error: Invalid authentication request signature. Signature validation failed.]] - errorCode=400