The Ag Supported CuCrO4 nanocomposite materials have been effectively all set sol–gel. Sonication route and process. The results show that 700 °C of Ag Supported CuCrO4 exhibited the maximum catalytic activity for the degradation of Rhodamine Blue (RBL) dye under Solar-Light irradiation. HR-SEM by way of EDX, HR-TEM, PL moreover diffuse reflectance spectra (UV/Vis (DRS)). HR-SEM images show that the morphology structure is mostly fine, and EDX studies show that Ag, Cu, Oxygen & chromium. The HR (TEM) descriptions show that the structure is spherical. The CuCrO4 nanocomposite material with Ag support was originated near be real durable in reusable.